APA (7th ed.) Citation

Schmidt, D. (1898). The doctrine of descent and Darwinism. D. Appleton.

Chicago Style (17th ed.) Citation

Schmidt, Dr. The Doctrine of Descent and Darwinism. New York: D. Appleton, 1898.

MLA (9th ed.) Citation

Schmidt, Dr. The Doctrine of Descent and Darwinism. D. Appleton, 1898.