APA (7th ed.) Citation

Kelch, M. (1975). Simplified celestial navigation. Haessner Pub..

Chicago Style (17th ed.) Citation

Kelch, Maxwell. Simplified Celestial Navigation. Newfoundland, N.J.: Haessner Pub., 1975.

MLA (9th ed.) Citation

Kelch, Maxwell. Simplified Celestial Navigation. Haessner Pub., 1975.

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