APA (7th ed.) Citation

Donnelly, I. 1. [. o. c., & Sykes, E. (1949). Atlantis: The antediluvian world (A Modern Revised Edition.). Gramercy.

Chicago Style (17th ed.) Citation

Donnelly, Ignatius 1831-1901. [from old catalog], and Egerton Sykes. Atlantis: The Antediluvian World. A Modern Revised Edition. New York: Gramercy, 1949.

MLA (9th ed.) Citation

Donnelly, Ignatius 1831-1901. [from old catalog], and Egerton Sykes. Atlantis: The Antediluvian World. A Modern Revised Edition. Gramercy, 1949.