APA (7th ed.) Citation

Nicolson, I., & Moore, P. (1985). The universe. Collins.

Chicago Style (17th ed.) Citation

Nicolson, Iain, and Patrick Moore. The Universe. London: Collins, 1985.

MLA (9th ed.) Citation

Nicolson, Iain, and Patrick Moore. The Universe. Collins, 1985.

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