APA Style

Amavis, R. et al (1976). Hardness of Drinking Water and Public Health : Proceedings of the European Scientific Colloquim Luxembourg, 1975 . Oxford: Pergamon Press.

MLA Style

Amavis, R.. et al. "Hardness of Drinking Water and Public Health : Proceedings of the European Scientific Colloquim Luxembourg, 1975". Oxford: Pergamon Press, 1976. Text.