| Type |  Book |
| ชื่อเรื่อง | Design guides for biological wastewater treatment processes / by the City of Austin, Texas, and Center for Research in Water Resources [and] Environmental Health Engineering Research Laboratory, Civil Engineering Dept., University of Texas, Austin. [Authors: Joseph F. Malina, Jr. and others] |
| ผู้แต่ง | Environmental protection agency, U.s |
| พิมพลักษณ์ | Washington, D.C. : U.S. Government Printing Office, 1971 |
| รูปเล่ม | 223 p. : ill |
| หัวเรื่อง | Biodegradation |
| | Sewage |
| | Sewage |