APA Citation

Abell, G. O. (1964). Exploration of the universe. New York: Holt, Rinehart and Winston.

Chicago Style Citation

Abell, G. O. Exploration of the Universe. New York: Holt, Rinehart and Winston, 1964.

MLA Citation

Abell, G. O. Exploration of the Universe. New York: Holt, Rinehart and Winston, 1964.

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