Cita APA

Freedman, B. (2001). Environmental science: A Canadian perspective. Prentice Hall.

Citación estilo Chicago

Freedman, Bill. Environmental Science: A Canadian Perspective. Toronto: Prentice Hall, 2001.

Cita MLA

Freedman, Bill. Environmental Science: A Canadian Perspective. Prentice Hall, 2001.

Warning: These citations may not always be 100% accurate.