Standard methods for the examination of water and wastewater:  prepared and published jointly by American Public Health Association, American Water Works Association and Water Pollution Control Federation/ 
Joint editorial board: Michael J. Taras ... et al. 
 - 13th edition. 
 - Washington:  American Public Health Association,  1971. 
 - xxxv, 874 pages :  illustrations ;  24 cm. 
<br/><br/><label>ISBN: </label>0875530605 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sewage--Analysis.<br/>Water--Microbiology--Laboratory manuals.<br/>Water--Pollution.