Brubaker, S. (1972). To live on earth: Man and his environment in perspective. Resources for the future by Johns Hopkins Press.
Chicago-Zitierstil (17. Ausg.)Brubaker, Sterling. To Live on Earth: Man and His Environment in Perspective. Baltimore: Resources for the future by Johns Hopkins Press, 1972.
MLA-Zitierstil (9. Ausg.)Brubaker, Sterling. To Live on Earth: Man and His Environment in Perspective. Resources for the future by Johns Hopkins Press, 1972.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.