References
- California State Water Pollution Control Board . 1954 . “Investigation of Leaching of a Sanitary Landfill” Publication #10
- American Public Health Association . 1971 . “Standard Methods for the Examination of Water and Waste Water”, , 13th Ed. New York
- Carnes , R. A. and Lossin , R. D. 1970 . Compost Sci. , 18 Sept./Oct.
- McKinney , R. E. 1962 . “Microbiology for Sanitary Engineers” , New York : McGraw-Hill Book Co., Inc. .