APA-Zitierstil (7. Ausg.)

Williams, O. P., & Adrian, C. R. (1972). Four cities: A study in comparative policy making (3. print.). Univ. of Pennsylvania Press.

Chicago-Zitierstil (17. Ausg.)

Williams, Oliver P., und Charles R. Adrian. Four Cities: A Study in Comparative Policy Making. 3. print. Philadelphia: Univ. of Pennsylvania Press, 1972.

MLA-Zitierstil (9. Ausg.)

Williams, Oliver P., und Charles R. Adrian. Four Cities: A Study in Comparative Policy Making. 3. print. Univ. of Pennsylvania Press, 1972.