Παραπομπή APA

James, A., & Evison, L. (1979). Biological indicators of water quality. Wiley.

Παραπομπή Chicago Style

James, A., και Lilian Evison. Biological Indicators of Water Quality. New York: Wiley, 1979.

Παραπομπή MLA

James, A., και Lilian Evison. Biological Indicators of Water Quality. Wiley, 1979.