APA (7th ed.) Citation

Enright, D. J. (1993). Old men and comets (1. publ.). Oxford Univ. Pr.

Chicago Style (17th ed.) Citation

Enright, Dennis J. Old Men and Comets. 1. publ. Oxford u.a: Oxford Univ. Pr, 1993.

MLA (9th ed.) Citation

Enright, Dennis J. Old Men and Comets. 1. publ. Oxford Univ. Pr, 1993.

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