Cita APA

Frey, W. H. (1992). Investigating social and demographic change in America: An introductory social demography course : overview and data sets. [Ann Arbor, MI]: [Population Studies Center, University of Michigan].

Citación estilo Chicago

Frey, William H. Investigating Social and Demographic Change in America: An Introductory Social Demography Course : Overview and Data Sets. [Ann Arbor, MI]: [Population Studies Center, University of Michigan], 1992.

Cita MLA

Frey, William H. Investigating Social and Demographic Change in America: An Introductory Social Demography Course : Overview and Data Sets. [Ann Arbor, MI]: [Population Studies Center, University of Michigan], 1992.