Vorzimmer, P. J. (1972). Charles Darwin: The years of controversy. The origin of species and its critics, 1859-82. U.P..
Chicago-referens (17:e uppl.)Vorzimmer, Peter J. Charles Darwin: The Years of Controversy. The Origin of Species and Its Critics, 1859-82. London: U.P., 1972.
MLA-referens (8:e uppl.)Vorzimmer, Peter J. Charles Darwin: The Years of Controversy. The Origin of Species and Its Critics, 1859-82. U.P., 1972.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.