Ward, B., & Dubos, R. (1972). Only one Earth : the care and maintenance of a small planet, an unofficial report commissioned by the Secretary-General of the United Nations Conference on the Human Environment, prepared with the assistance of a 152-member Committee of Corresponding Consultants in 58 countries / (by) Barbara Ward and René Dubos: The care and maintenance of a small planet, an unofficial report commissioned by the Secretary-General of the United Nations Conference on the Human Environment, prepared with the assistance of a 152-member Committee of Corresponding Consultants in 58 countries. Penguin.
Chicago Style (17th ed.) CitationWard, Barbara, and René Dubos. Only One Earth : The Care and Maintenance of a Small Planet, an Unofficial Report Commissioned by the Secretary-General of the United Nations Conference on the Human Environment, Prepared with the Assistance of a 152-member Committee of Corresponding Consultants in 58 Countries / (by) Barbara Ward and René Dubos: The Care and Maintenance of a Small Planet, an Unofficial Report Commissioned by the Secretary-General of the United Nations Conference on the Human Environment, Prepared with the Assistance of a 152-member Committee of Corresponding Consultants in 58 Countries. Harmondsworth: Penguin, 1972.
MLA (9th ed.) CitationWard, Barbara, and René Dubos. Only One Earth : The Care and Maintenance of a Small Planet, an Unofficial Report Commissioned by the Secretary-General of the United Nations Conference on the Human Environment, Prepared with the Assistance of a 152-member Committee of Corresponding Consultants in 58 Countries / (by) Barbara Ward and René Dubos: The Care and Maintenance of a Small Planet, an Unofficial Report Commissioned by the Secretary-General of the United Nations Conference on the Human Environment, Prepared with the Assistance of a 152-member Committee of Corresponding Consultants in 58 Countries. Penguin, 1972.