(1992). Forests vanish as population expands. Popline, 14, 6.
Chicago Zitierstil"Forests Vanish as Population Expands." Popline 14 (1992): 6.
MLA Zitierstil"Forests Vanish as Population Expands." Popline, vol. 14, 1992, p. 6.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.