APA (7th ed.) Citation

Heard, S. D., King, M. W., & Prittie, E. J. (1941). Stories of American pioneers. John C. Winston Co..

Chicago Style (17th ed.) Citation

Heard, Sarah Dow, Morrill Whitney King, and Edwin John Prittie. Stories of American Pioneers. Philadelphia : Chicago [etc.]: John C. Winston Co., 1941.

MLA (8th ed.) Citation

Heard, Sarah Dow, et al. Stories of American Pioneers. John C. Winston Co., 1941.