References
- James , W. , Lindh , G. and Niemczynowicz , J. 1992 . Water Development and the Environment. , London : CRC Press .
- Chapman , D. , Spon , E. and Spon , F. N. 1996 . Water Quality Assessments London
- Manahan , S. 2000 . Environmental Chemistry, , 8th ed , Boca Raton , FL : Lewis Publishers .
- Mwendera , E. J. , Manyatsi , A. M. , Magwenzi , O. and Dhlamini , S. M. 2002 . Water Demand Management Programme For Southern Africa, Country Report for Swaziland , IUCN (The World Conservation Union) .
- Mwendera , E. J. , Hazelton , D. , Nkhuwa , D. , Robinson , P. , Tjijenda , K. and Chavula , G. 2003 . Overcoming constraints to the implementation of water demand management in southern Africa . Phys. Chem. Earth , 28 ( 20–27 ) : 761 – 778 .
- Swaziland Government . 1998 . Annual Statistical Bulletin. , Mbabane : Central Statistical Office .
- Government of Swaziland . 1997 . Water sector situation report. , Mbabane : Knight Pisesold Consulting Engineers .
- Gan , T. Y. , Dlamini , E. M. and Biftu , G. F. 1997 . Effects of model complexity and structure, data quality, and objective functions on hydrologic modelling . J. Hydrol. , 192 : 81 – 103 .
- Mtetwa , V. S.B. 1992 . River Pollution Studies in Swaziland: Assessment and Monitoring of Water Quality Parameters of the Usushwana River , Kwaluseni : University of Swaziland papers .
- Nkambule , S. J. 2001 . Assessment of Water Quality Parameters in the Mbabane River Mbabane
- Anderson , T. W. 1984 . An Introduction to Multivariate Statistical Analysis, , 2nd ed. , New York : John Wiley & Sons .
- Lambrakis , N. , Antonakos , A. and Panagopoulos , G. 2004 . The use of multicomponent statistical analysis in hydrogeological environmental research . Water Res. , 38 ( 7 ) : 1862 – 1872 .
- Wunderlin , D. A. , del Pilar , D. M. , Amé , M. V. , Pesce , S. F. , Hued , A. C. and de los Ángeles , B. M. 2001 . Pattern recognition techniques for the evaluation of spatial and temporal variations in water quality. A case study: Suquía River Basin (Córdoba–Argentina) . Water Res. , 35 ( 12 ) : 2881 – 2894 .
- Grande , J. A. , Borrego , J. , Morales , J. A. and de la Torre , M. L. 2003 . A description of how metal pollution occurs in the Tinto–Odiel rias (Huelva-Spain) through the application of cluster analysis . Mar. Pollut. Bull. , 46 ( 4 ) : 475 – 480 .