APA (7th ed.) Citation

Littlefield, D. J. (1968). Twentieth century interpretations of The frogs: A collection of critical essays. Prentice-Hall.

Chicago Style (17th ed.) Citation

Littlefield, David J. Twentieth Century Interpretations of The Frogs: A Collection of Critical Essays. Englewood Cliffs, N.J.: Prentice-Hall, 1968.

MLA (9th ed.) Citation

Littlefield, David J. Twentieth Century Interpretations of The Frogs: A Collection of Critical Essays. Prentice-Hall, 1968.