Cita APA (7a ed.)

Ruttner, F., Frey, D., & Fry, F. (1968). Fundamentals of limnology (3rd ed. [repr.].). University of Toronto Press.

Cita Chicago Style (17a ed.)

Ruttner, Franz, D.G Frey, y F.E.J Fry. Fundamentals of Limnology. 3rd ed. [repr.]. Toronto: University of Toronto Press, 1968.

Cita MLA (9a ed.)

Ruttner, Franz, et al. Fundamentals of Limnology. 3rd ed. [repr.]. University of Toronto Press, 1968.