APA (7th ed.) Citation

Barker, E. C., Alsager, M., & Webb, W. P. (1954). The story of our country. Row-Peterson.

Chicago Style (17th ed.) Citation

Barker, Eugene C., Marie Alsager, and Walter Prescott Webb. The Story of Our Country. New York: Row-Peterson, 1954.

MLA (9th ed.) Citation

Barker, Eugene C., et al. The Story of Our Country. Row-Peterson, 1954.