Cita APA (7th ed.)

Hela, I., & Laevastu, T. (1961). Fisheries hydrography: How oceanography and meteorology can and do serve fisheries. Fishing news books.

Cita Chicago (17th ed.)

Hela, Ilmo, i Taivo Laevastu. Fisheries Hydrography: How Oceanography and Meteorology Can and Do Serve Fisheries. Londres: Fishing news books, 1961.

Cita MLA (9th ed.)

Hela, Ilmo, i Taivo Laevastu. Fisheries Hydrography: How Oceanography and Meteorology Can and Do Serve Fisheries. Fishing news books, 1961.