Size of population and variability of démographie data 17th and 18th centuries.

MLA

Spencer, Barbara J. Size of Population and Variability of Démographie Data 17th and 18th Centuries. Roma: s.n., 1976.

APA

Spencer, B. J. (1976). Size of population and variability of démographie data 17th and 18th centuries. Roma: s.n.

Chicago

Spencer, Barbara J. Size of Population and Variability of Démographie Data 17th and 18th Centuries. Roma: s.n., 1976.