APA (7th ed.) Citation

Carpenter, H. A., Wood, G. C., Smith, P. E., & Van Hooft, G. E. (1964). Our environment. Allynb and Bacon.

Chicago Style (17th ed.) Citation

Carpenter, Harry A., George C. Wood, Paul E. Smith, and Gordon E. Van Hooft. Our Environment. Boston: Allynb and Bacon, 1964.

MLA (8th ed.) Citation

Carpenter, Harry A., et al. Our Environment. Allynb and Bacon, 1964.