Παραπομπή APA

Bagenel, T. (1971). Methods for assessment of fish production in fresh waters. Blackwell.

Παραπομπή Chicago Style

Bagenel, T. Methods for Assessment of Fish Production in Fresh Waters. London: Blackwell, 1971.

Παραπομπή MLA

Bagenel, T. Methods for Assessment of Fish Production in Fresh Waters. Blackwell, 1971.