APA (7th ed.) Citation

Branley, F. M., & Bensusen, S. J. (1983). Halley, comet 1986. Lodestar Books.

Chicago Style (17th ed.) Citation

Branley, Franklyn M., and Sally J. Bensusen. Halley, Comet 1986. New York: Lodestar Books, 1983.

MLA (8th ed.) Citation

Branley, Franklyn M., and Sally J. Bensusen. Halley, Comet 1986. Lodestar Books, 1983.

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