Cita APA (7th ed.)
Kelly, A. (1981). The descent of Darwin: The popularization of Darwinism in Germany, 1860-1914. University of North Carolina Press.
Cita Chicago (17th ed.)
Kelly, Alfred. The Descent of Darwin: The Popularization of Darwinism in Germany, 1860-1914. Chapel Hill: University of North Carolina Press, 1981.
Cita MLA (9th ed.)
Kelly, Alfred. The Descent of Darwin: The Popularization of Darwinism in Germany, 1860-1914. University of North Carolina Press, 1981.
Atenció: Aquestes cites poden no estar 100% correctes.