Cita APA (7th ed.)

(1979). Readings in environment, 1979-80. Dushkin Pub. Group.

Cita Chicago (17th ed.)

Readings in Environment, 1979-80. Guilford, Conn: Dushkin Pub. Group, 1979.

Cita MLA (9th ed.)

Readings in Environment, 1979-80. Dushkin Pub. Group, 1979.