APA (7th ed.) Citation

Coutchie, R. G., & Messier, C. (1983). Messier: A complete catalog. Diversified Design.

Chicago Style (17th ed.) Citation

Coutchie, Raymond G., and Charles Messier. Messier: A Complete Catalog. Woodland Hills, Calif.: Diversified Design, 1983.

MLA (8th ed.) Citation

Coutchie, Raymond G., and Charles Messier. Messier: A Complete Catalog. Diversified Design, 1983.