REFERENCES
- Bradley, L.J. N., Magee, B.H., and Allen, S.L. (1994). Background levels of polycyclic aromatic hydrocarbons (AH) and selected metals in New England urban soils. J. Soil Contam. 3:1–3.
- Canadian Council of Ministers of the Environment. (2008). Canadian soil quality guidelines. Carcinogenic and other polycyclic aromatic hydrocarbons (PAHs), environmental and human effects. Scientific Supporting Document PN 1401.
- Diatta, J.B., Chudzinska, E., and Wirth, S. (2008). Assessment of heavy metal contamination of soils impacted by a zinc smelter activity. J. Elem. 13:3–16.
- Hadjiioannou, T.P., Christian, G.D., Efstathiou, C.E., and Nikolelis, D.P. (1988). Problem solving in analytical chemistry ( 1st ed.). Oxford, England: Pergamon Press.
- Intergovernmental Oceanographic Commission. (1982). The determination of petroleum hydrocarbon in sediments. Paris: IOC.
- Jones, K.C., Stratford, J.A., and Waterhouse, K.S. (1987). Polynuclear aromatic hydrocarbons in U.K. soils: Long-term temporal trends and current levels. Trace Subst. Environ. Health 2:140–148.
- Jones, K.C., and Voogt, P.D. (1999). Persistent organic pollutants (POPs): State of the science. Environ. Pollut. 100:209–221.
- Laxen, D.P. H., and Harrison, R.M. (1981). Cleaning methods for polythene containers prior to determination of trace metals in fresh water samples. Anal. Chem. 53:345–350.
- Maldonado, C., Bayona, J.M., and Bodineau, L. (1999). Sources, distribution, and water volume processes of aliphatic and polycyclic aromatic hydrocarbons in the Northwestern Black Sea water. Environ. Sci. Technol. 33:2693–2702.
- Manoli, E., and Samara, C. (1999). Polycyclic aromatic hydrocarbons in natural waters: sources, occurrence and analysis. Trends Anal. Chem. 18:417–428.
- Okoro, D., and Ikolo, O.A. (2007). Spatial variation and distribution of polycyclic aromatic hydrocarbons in soils. Bull. Chem. Soc. Ethiopia 21:331–340.
- Onianwa, P.C., and Adoghe, J.O. (1997). Heavy metal content of roadside gutter sediments in Ibadan, Nigeria. Environ. Int. 23:873–877.
- Osuji, L.C., and Adesina, S.O. (2005). The Isoko oil pipeline leakage. Total organic carbon/organic matter contents of affected soil. Cem. Biodiv. 2:1075–1085.
- Osuji, L.C., and Nwoye, I. (2007). An appraisal of the impact of petroleum hydrocarbons on soil fertility: The Owaza experience. Afr. J. Agric. Res. 2:318–324.
- Osuji, L.C., and Onojake, C.M. (2006). Field reconnaissance and estimation of petroleum Hydrocarbon and heavy metal contents soil affected by the Ebocha-8 oil spillage in Niger Delta, Nigeria. J. Environ Manage. 79:133–139.
- Oviasogie, P.O., Ukpebor, E.E., and Omoti, U. (2006). Distribution of polycyclic aromatic hydrocarbons in rural agricultural wetland soils of the Niger Delta Region, African. J. Biotechnol. 5:1415–1421.
- Sitaras, I., Bakeas, E., and Siskos, P. (2004). Gas/particle partitioning of seven volatile polycyclic aromatic hydrocarbons in a heavy traffic urban area. Sci. Total Environ. 327:249–264.
- U.S. Environmental Protection Agency. (1984). Method 610: Polynuclear aromatic hydrocarbons. 40 CFR Part 136, 43344; Federal Register 49, No. 209.
- Wilson, S.C., and Jones, K.C. (1993). Bioremediation of soil contaminated with polynuclear aromatic hydrocarbons (PAHs): A review. Environ. Pollut. 81:229–249
- Xu, J., and Lee, F.S. C. (2001). Analysis of nitrated polynuclear aromatic hydrocarbons. Chemosphere 42:245–250.