APA (7th ed.) Citation

O'Callaghan, S. (1962). The slave trade today. Crown Publishers.

Chicago Style (17th ed.) Citation

O'Callaghan, Sean. The Slave Trade Today. New York: Crown Publishers, 1962.

MLA (9th ed.) Citation

O'Callaghan, Sean. The Slave Trade Today. Crown Publishers, 1962.

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