APA (7th ed.) Citation

Ritchie, D. A., Altoff, M., & Wilson, R. (1986). Heritage of freedom. Scribner.

Chicago Style (17th ed.) Citation

Ritchie, Donald A., Margaret Altoff, and Richard Wilson. Heritage of Freedom. New York: Scribner, 1986.

MLA (9th ed.) Citation

Ritchie, Donald A., et al. Heritage of Freedom. Scribner, 1986.