Cita APA (7a ed.)

Farb,Peter and the editors of Life. (1963). ecology. Time Incorporated.

Cita Chicago Style (17a ed.)

Farb,Peter and the editors of Life. Ecology. New York - EEUU: Time Incorporated, 1963.

Cita MLA (8a ed.)

Farb,Peter and the editors of Life. Ecology. Time Incorporated, 1963.