APA aipamena

AWWA Seminar on Recent Advances in Sludge Treatment and Disposal Washington, D.C., & American Water Works Association. Research Division. (1985). Proceedings: AWWA Seminar on Recent Advances in Sludge Treatment and Disposal : annual conference, Washington, D.C., June 23, 1985. American Water Works Association.

Chicago Style aipamena

AWWA Seminar on Recent Advances in Sludge Treatment and Disposal Washington, D.C., and American Water Works Association. Research Division. Proceedings: AWWA Seminar on Recent Advances in Sludge Treatment and Disposal : Annual Conference, Washington, D.C., June 23, 1985. Denver, Colo.: American Water Works Association, 1985.

MLA aipamena

AWWA Seminar on Recent Advances in Sludge Treatment and Disposal Washington, D.C., and American Water Works Association. Research Division. Proceedings: AWWA Seminar on Recent Advances in Sludge Treatment and Disposal : Annual Conference, Washington, D.C., June 23, 1985. American Water Works Association, 1985.