Cita APA

Smith, R. L. (1972). The ecology of man: On ecosystem approach ([1. edition].). New York, New York: Harper and Row.

Citación estilo Chicago

Smith, Robert Leo. The Ecology of Man: On Ecosystem Approach. [1. edition]. New York, New York: Harper and Row, 1972.

Cita MLA

Smith, Robert Leo. The Ecology of Man: On Ecosystem Approach. [1. edition]. New York, New York: Harper and Row, 1972.