APA (7th ed.) Zitazioa

(1980). Echo sounding and sonar for fishing. FAO.

Chicago Style (17th ed.) Zitazioa

Echo Sounding and Sonar for Fishing. Surrey: FAO, 1980.

MLA (9th ed.) Zitazioa

Echo Sounding and Sonar for Fishing. FAO, 1980.