Cita APA

Ruttner, F. n. 1., & Ruttner, F. n. 1. (1969). Fundamentals of limnology (3. edition.). Toronto: University of Toronto.

Citación estilo Chicago

Ruttner, Franz n. 1882, y Franz n. 1882 Ruttner. Fundamentals of Limnology. 3. edition. Toronto: University of Toronto, 1969.

Cita MLA

Ruttner, Franz n. 1882, y Franz n. 1882 Ruttner. Fundamentals of Limnology. 3. edition. Toronto: University of Toronto, 1969.