APA-Zitierstil (7. Ausg.)

Harper, D. M. (1992). Eutrophication of freshwaters: Principles, problems and restoration (1. ed.). Chapman & Hall.

Chicago-Zitierstil (17. Ausg.)

Harper, David M. Eutrophication of Freshwaters: Principles, Problems and Restoration. 1. ed. London u.a: Chapman & Hall, 1992.

MLA-Zitierstil (9. Ausg.)

Harper, David M. Eutrophication of Freshwaters: Principles, Problems and Restoration. 1. ed. Chapman & Hall, 1992.