APA (7th ed.) Citation

Hawthorne, N., Twain, M., Crane, S., & Melville, H. (1969). 4 classic American novels. New American Library.

Chicago Style (17th ed.) Citation

Hawthorne, Nathaniel, Mark Twain, Stephen Crane, and Herman Melville. 4 Classic American Novels. New York: New American Library, 1969.

MLA (8th ed.) Citation

Hawthorne, Nathaniel, et al. 4 Classic American Novels. New American Library, 1969.