Cita APA (7th ed.)

Ricker, W. E. (1971). Methods for assessment of fish production in fresh waters (2nd ed.). Blackwell Scientific Publications [for] International Biological Programme.

Cita Chicago (17th ed.)

Ricker, William Edwin. Methods for Assessment of Fish Production in Fresh Waters. 2nd ed. Oxford: Blackwell Scientific Publications [for] International Biological Programme, 1971.

Cita MLA (9th ed.)

Ricker, William Edwin. Methods for Assessment of Fish Production in Fresh Waters. 2nd ed. Blackwell Scientific Publications [for] International Biological Programme, 1971.

Atenció: Aquestes cites poden no estar 100% correctes.