APA (7th ed.) Citation

Hoagland, E. (1979). African calliope: A journey to the Sudan. Penguin Books.

Chicago Style (17th ed.) Citation

Hoagland, Edward. African Calliope: A Journey to the Sudan. New York: Penguin Books, 1979.

MLA (9th ed.) Citation

Hoagland, Edward. African Calliope: A Journey to the Sudan. Penguin Books, 1979.