APA (7th ed.) Citation

Hobbs. (1977). Marine navigation 2: Celestial and electronic. Naval Institute Press.

Chicago Style (17th ed.) Citation

Hobbs. Marine Navigation 2: Celestial and Electronic. Maryland: Naval Institute Press, 1977.

MLA (8th ed.) Citation

Hobbs. Marine Navigation 2: Celestial and Electronic. Naval Institute Press, 1977.

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