APA Style

Dalton, C, S. et al (1993). Proceedings of the 47th industrial waste conference May 11, 12, 13, 1992 Purde University . Michigan: Lewis Publishers.

MLA Style

Dalton, Cyntia, S. et al. "Proceedings of the 47th industrial waste conference May 11, 12, 13, 1992 Purde University". Michigan: Lewis Publishers, 1993. Prosiding.