APA (7th ed.) Citation

Shipman, H. L. (1976). Black holes, quasars, & the universe. Houghton Mifflin.

Chicago Style (17th ed.) Citation

Shipman, Harry L. Black Holes, Quasars, & the Universe. Boston: Houghton Mifflin, 1976.

MLA (9th ed.) Citation

Shipman, Harry L. Black Holes, Quasars, & the Universe. Houghton Mifflin, 1976.

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