APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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