APA (7th ed.) Citation

Murdin Pual & Allen, D. (1979). Catalogue of the universe. Crown Publishers.

Chicago Style (17th ed.) Citation

Murdin Pual and David Allen. Catalogue of the Universe. New York: Crown Publishers, 1979.

MLA (9th ed.) Citation

Murdin Pual and David Allen. Catalogue of the Universe. Crown Publishers, 1979.

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