APA (7th ed.) Citation

Sandburg, C., Hendrick, G., & Hendrick, W. (1993). Billy Sunday and other poems. Harcourt Brace & Co..

Chicago Style (17th ed.) Citation

Sandburg, Carl, George Hendrick, and Willene Hendrick. Billy Sunday and Other Poems. San Diego: Harcourt Brace & Co., 1993.

MLA (9th ed.) Citation

Sandburg, Carl, et al. Billy Sunday and Other Poems. Harcourt Brace & Co., 1993.