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	1.	Analysis Of Wastewater For Use In Agriculture:A Laboratory Manual Of Parasitological And Bacteriological Techniques by Rachel M. Ayres & D.Duncan Mara by Ayres, Rachel M [author.] Mara, D. Duncan Material type: Text; Format: print ; Literary form: Not fiction Language: English Publication details: Geneva, Switzerland: W.H.O, 1996 Availability: Items available for loan: NIH Library (2). Place hold Add to cart (remove)
	2.	Analysis of wastewater for use in agriculture: a laboratory manual of parasitological and bacteriological techniques/ Rachel M.Ayres and D.Duncan Mara. by Ayres, Rachel M [author.] Mara, D. Duncan World Health Organization Material type: Text; Format: print ; Literary form: Not fiction Publisher: Geneva: WHO, 1996 Availability: Items available for loan: NIH Library (1)Call number: QW25 ayr 1996. Place hold Add to cart (remove)

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