.Siegel, J. S. (2002). Applied demography: Applications to business, government, law and public policy. Academic Press.
Cita Chicago (17th ed.).Siegel, Jacob S. Applied Demography: Applications to Business, Government, Law and Public Policy. San Diego: Academic Press, 2002.
Cita MLA (9th ed.).Siegel, Jacob S. Applied Demography: Applications to Business, Government, Law and Public Policy. Academic Press, 2002.