Krier, J. E., & Ursin, E. (1977). Pollution and policy: A case essay on California and Federal experience with motor vehicle air pollution, 1940 - 1975. Univ. of California Press.
Chicago-Zitierstil (17. Ausg.)Krier, James E., und Edmund Ursin. Pollution and Policy: A Case Essay on California and Federal Experience with Motor Vehicle Air Pollution, 1940 - 1975. Berkeley [u.a.]: Univ. of California Press, 1977.
MLA-Zitierstil (9. Ausg.)Krier, James E., und Edmund Ursin. Pollution and Policy: A Case Essay on California and Federal Experience with Motor Vehicle Air Pollution, 1940 - 1975. Univ. of California Press, 1977.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.