APA (7th ed.) Citation

Chapman, P. H. (1991). Discovering Columbus. ISAC Press.

Chicago Style (17th ed.) Citation

Chapman, Paul H. Discovering Columbus. Columbus, GA: ISAC Press, 1991.

MLA (9th ed.) Citation

Chapman, Paul H. Discovering Columbus. ISAC Press, 1991.

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