APA (7th ed.) Citation

Akers, E. (1989). Knocking on the earth. Wesleyan University Press.

Chicago Style (17th ed.) Citation

Akers, Ellery. Knocking on the Earth. Middletown, Conn.: Wesleyan University Press, 1989.

MLA (9th ed.) Citation

Akers, Ellery. Knocking on the Earth. Wesleyan University Press, 1989.