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 - Ward, Barbara (1914-1981).; Dubos, René Jules (1901-1982).; Penguin; André Deutsch (Londyn).; United Nations Conference on the Human Environment (1972 ; Sztokholm). (Harmondsworth : Penguin Books : André Deutsch, 1980)
Indeks.
Keywords: Ekologia człowieka -- konferencje; Zanieczyszczenie -- aspekt ekonomiczny -- konferencje