Cita APA

Water Pollution Control Federation. (1981). WPCF wasterwater treatment skill training package: Anaerobic digestion administration guide. Water Pollution Control Federation.

Citación estilo Chicago

Water Pollution Control Federation. WPCF Wasterwater Treatment Skill Training Package: Anaerobic Digestion Administration Guide. Washington, D.C: Water Pollution Control Federation, 1981.

Cita MLA

Water Pollution Control Federation. WPCF Wasterwater Treatment Skill Training Package: Anaerobic Digestion Administration Guide. Water Pollution Control Federation, 1981.

Warning: These citations may not always be 100% accurate.