Cita APA

Orr, D. W. 1. (2004). Earth in mind: On education, environment and the human prospect. Washington: Island.

Citación estilo Chicago

Orr, David W. 1944. Earth in Mind: On Education, Environment and the Human Prospect. Washington: Island, 2004.

Cita MLA

Orr, David W. 1944. Earth in Mind: On Education, Environment and the Human Prospect. Washington: Island, 2004.

Precaución: Estas citas no son 100% exactas.