Willigan, J. D., & Lynch, K. A. (1982). Sources and methods of historical demography. Academic Press.
Citazione stile Chigago Style (17a edizione)Willigan, J. Dennis, e Katherine A. Lynch. Sources and Methods of Historical Demography. New York [etc.]: Academic Press, 1982.
Citatione MLA (9a ed.)Willigan, J. Dennis, e Katherine A. Lynch. Sources and Methods of Historical Demography. Academic Press, 1982.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.