APA aipamena

Ward, H. B., & Whipple, G. C. Fresh water biology.

Chicago Style aipamena

Ward, Henry Baldwin, and George Chandler Whipple. Fresh Water Biology.

MLA aipamena

Ward, Henry Baldwin, and George Chandler Whipple. Fresh Water Biology.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.