APA (7th ed.) Citation

Strayer, J. R., Harbison, H. E., & Gatzek, H. W. (1974). The mainstream of civilization: Since 1660. Harcourt.

Chicago Style (17th ed.) Citation

Strayer, Joseph R., Harris E. Harbison, and Hans W. Gatzek. The Mainstream of Civilization: Since 1660. New York: Harcourt, 1974.

MLA (9th ed.) Citation

Strayer, Joseph R., et al. The Mainstream of Civilization: Since 1660. Harcourt, 1974.