APA (7th ed.) Citation

Perkins, G. B., Perkins, B., & Leininger, P. (2002). HarperCollins reader's encyclopedia of American literature (2nd ed.). Harper Resource.

Chicago Style (17th ed.) Citation

Perkins, George B., Barbara Perkins, and Phillip Leininger. HarperCollins Reader's Encyclopedia of American Literature. 2nd ed. New York, N.Y.: Harper Resource, 2002.

MLA (8th ed.) Citation

Perkins, George B., et al. HarperCollins Reader's Encyclopedia of American Literature. 2nd ed. Harper Resource, 2002.