APA (7th ed.) Citation

Baumann, P. G. (1991). Anaerobic sludge digestion (2a ed.). Water Pollution Control Federation.

Chicago Style (17th ed.) Citation

Baumann, Peter G. Anaerobic Sludge Digestion. 2a ed. United States: Water Pollution Control Federation, 1991.

MLA (9th ed.) Citation

Baumann, Peter G. Anaerobic Sludge Digestion. 2a ed. Water Pollution Control Federation, 1991.

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