Cita APA

Ward, B. (1972). Only one earth: The care and maintenance of a small planet. Australia: Penguin Books.

Citación estilo Chicago

Ward, Barbara. Only One Earth: The Care and Maintenance of a Small Planet. Australia: Penguin Books, 1972.

Cita MLA

Ward, Barbara. Only One Earth: The Care and Maintenance of a Small Planet. Australia: Penguin Books, 1972.

Precaución: Estas citas no son 100% exactas.