APA (7th ed.) Citation

Wilder, H. B., Ludlum, R. P., & Brown, H. M. (1954). This is America's story. Houghton Mifflin.

Chicago Style (17th ed.) Citation

Wilder, Howard Baker, Robert Phillips Ludlum, and Harriett McCune Brown. This Is America's Story. Boston: Houghton Mifflin, 1954.

MLA (9th ed.) Citation

Wilder, Howard Baker, et al. This Is America's Story. Houghton Mifflin, 1954.