Lagler, K. F. (1956). Freshwater Fishery Biology (2nd.ed.). W. C. Brown Company.
Chicago Style (17th ed.) ZitazioaLagler, Karl F. Freshwater Fishery Biology. 2nd.ed. Dubuque: W. C. Brown Company, 1956.
MLA (9th ed.) ZitazioaLagler, Karl F. Freshwater Fishery Biology. 2nd.ed. W. C. Brown Company, 1956.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.