National Research Council. Assembly of Behavioral and Social Sciences, Berry, B. J. L., & Silverman, L. P. (1980). Population redistribution and public policy. National Academy of Sciences.
Cita Chicago (17th ed.)National Research Council. Assembly of Behavioral and Social Sciences, Brian Joe Lobley Berry, i Lester P. Silverman. Population Redistribution and Public Policy. Washington, D.C: National Academy of Sciences, 1980.
Cita MLA (9th ed.)National Research Council. Assembly of Behavioral and Social Sciences, et al. Population Redistribution and Public Policy. National Academy of Sciences, 1980.
Atenció: Aquestes cites poden no estar 100% correctes.