Cita APA (7th ed.)
Levin R., M., & Shank, A. (1970). Educational investment in and urban society: Benefits and public policy.
Cita Chicago (17th ed.)
Levin R., Melvin, i Alan Shank. Educational Investment in and Urban Society: Benefits and Public Policy. 1970.
Cita MLA (9th ed.)
Levin R., Melvin, i Alan Shank. Educational Investment in and Urban Society: Benefits and Public Policy. 1970.
Atenció: Aquestes cites poden no estar 100% correctes.