APA (7th ed.) Citation

Moore, P., & Nicolson, I. (1976). Black holes in space (1st American ed.). Norton.

Chicago Style (17th ed.) Citation

Moore, Patrick, and Iain Nicolson. Black Holes in Space. 1st American ed. New York: Norton, 1976.

MLA (9th ed.) Citation

Moore, Patrick, and Iain Nicolson. Black Holes in Space. 1st American ed. Norton, 1976.