Linder, F. E., & Grove, R. D. (1947). Vital statistics rates in the United States 1900 - 1940. US Gov. Pr. Off..
Cita Chicago (17th ed.)Linder, Forrest E., i Robert D. Grove. Vital Statistics Rates in the United States 1900 - 1940. Washington: US Gov. Pr. Off., 1947.
Cita MLA (8th ed.)Linder, Forrest E., i Robert D. Grove. Vital Statistics Rates in the United States 1900 - 1940. US Gov. Pr. Off., 1947.
Atenció: Aquestes cites poden no estar 100% correctes.