Cita APA

Saigo, B. W., Cunningham, W. P., & Phillips, G. S. (1992). Environmental science: A global concern. Dubuque, Iowa: Wm. C. Brown Publishers.

Citación estilo Chicago

Saigo, Barbara Woodworth, William P. Cunningham, y Gary S. Phillips. Environmental Science: A Global Concern. Dubuque, Iowa: Wm. C. Brown Publishers, 1992.

Cita MLA

Saigo, Barbara Woodworth, William P. Cunningham, y Gary S. Phillips. Environmental Science: A Global Concern. Dubuque, Iowa: Wm. C. Brown Publishers, 1992.