APA (7th ed.) Citation

Frederick, J. T. (1972). William Henry Hudson. Twayne Publishers.

Chicago Style (17th ed.) Citation

Frederick, John T. William Henry Hudson. New York: Twayne Publishers, 1972.

MLA (9th ed.) Citation

Frederick, John T. William Henry Hudson. Twayne Publishers, 1972.

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