Filtration of Giardia cysts and other substances :
volume 2, slow sand filtration /
William D. Bellamy, Gary P. Silverman, and David W. Hendricks.
APA Citation
Bellamy, W. D., Hendricks, D. W., Silverman, G. P., Water Engineering Research Laboratory. (1985). Filtration of Giardia cysts and other substances: volume 2, slow sand filtration. Cincinnati, OH: U.S. Environmental Protection Agency, Water Engineering Research Laboratory.
MLA Citation
Bellamy, William D, David W Hendricks, Gary P Silverman, and Water Engineering Research Laboratory. Filtration of Giardia Cysts And Other Substances: Volume 2, Slow Sand Filtration. Cincinnati, OH: U.S. Environmental Protection Agency, Water Engineering Research Laboratory, 1985.
Warning: These citations may not always be complete (especially for serials).