Cita APA

Smith, G. J. C., Steck, H. J., & Surette, G. (1974). Our ecological crisis: Its biological, economic, and political dimensions. New York, New York: Macmillan.

Citación estilo Chicago

Smith, Grahame J. C., Henry J. Steck, y Gerald Surette. Our Ecological Crisis: Its Biological, Economic, and Political Dimensions. New York, New York: Macmillan, 1974.

Cita MLA

Smith, Grahame J. C., Henry J. Steck, y Gerald Surette. Our Ecological Crisis: Its Biological, Economic, and Political Dimensions. New York, New York: Macmillan, 1974.