Crump, A. (1991). Dictionary of environment and development: People, places, ideas and organizations. Earthscan.
Chicago-Zitierstil (17. Ausg.)Crump, Andy. Dictionary of Environment and Development: People, Places, Ideas and Organizations. London: Earthscan, 1991.
MLA-Zitierstil (9. Ausg.)Crump, Andy. Dictionary of Environment and Development: People, Places, Ideas and Organizations. Earthscan, 1991.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.