Bingham, R. D., & Hedge, D. (1991). State and local government in a changing society (2nd ed.). McGraw-Hill.
Cita Chicago (17th ed.)Bingham, Richard D., i David Hedge. State and Local Government in a Changing Society. 2nd ed. New York: McGraw-Hill, 1991.
Cita MLA (8th ed.)Bingham, Richard D., i David Hedge. State and Local Government in a Changing Society. 2nd ed. McGraw-Hill, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.