APA (7th ed.) Citation

Fishing News Books. (1980). Echo sounding and sonar for fishing. Fishing News Books.

Chicago Style (17th ed.) Citation

Fishing News Books. Echo Sounding and Sonar for Fishing. England: Fishing News Books, 1980.

MLA (8th ed.) Citation

Fishing News Books. Echo Sounding and Sonar for Fishing. Fishing News Books, 1980.

Warning: These citations may not always be 100% accurate.