Water quality criteria :  a report of the National Technical Advisory Committee to the Secretary of the Interior, April 1st, 1968, Washington, D.C. 

 - Washington :  Federal Water Pollution Control Administration, U.S. Govt. Print. Off.,  1968. 
 - x, 234 p. :  ill. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water quality management<br/>Water quality