Birth rates of the white population in the United States, 1800-1860, an economic study.

Manylion Llyfryddiaeth
Prif Awdur: Yasuba, Yasukichi, 1930-
Fformat: Llyfr
Iaith:English
Cyhoeddwyd: Baltimore Johns Hopkins Press c1962.
Cyfres:The Johns Hopkins University studies in historical and political science series 79, no. 2
Pynciau: