White, F. W. (1930). Posterity in the light of science, philanthropy, and population. Galton.
Dyfyniad Arddull ChicagoWhite, Frank Walter. Posterity in the Light of Science, Philanthropy, and Population. New York: Galton, 1930.
Dyfyniad MLAWhite, Frank Walter. Posterity in the Light of Science, Philanthropy, and Population. Galton, 1930.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.