Culp, Gordon L. <br/><br/>
Field manual for performance evaluation and troubleshooting at municiple wastewater treatment facilities/ 
Gordon  Culp, Nancy Folk Heim 
 - Washington:  Environmental Protection Agency, Office of Water Program Operations,  1978 
 - xiii, 397p.:  ill. 
<br/><br/> EPA project officer: Lehn Potter  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sewage disposal plants--Evaluation--Handbooks, manuals,  etc