Linder, F. E., & Grove, R. D. (1947). Vital statistics rates in the United States 1900 - 1940. US Gov. Pr. Off..
Lua i Stíl Chicago (17ú heag.)Linder, Forrest E., agus Robert D. Grove. Vital Statistics Rates in the United States 1900 - 1940. Washington: US Gov. Pr. Off., 1947.
Lua MLA (8ú heag.)Linder, Forrest E., agus Robert D. Grove. Vital Statistics Rates in the United States 1900 - 1940. US Gov. Pr. Off., 1947.
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