APA

Harris T. L., Schwahn W. E., . (1961). Selected readings on the learning process. New York: Oxford University Press.

Chicago

Harris Theodore Lester, Schwahn Wilson Erwin, . 1961. Selected readings on the learning process. New York: Oxford University Press.

Harvard

Harris T. L., Schwahn W. E., . (1961). Selected readings on the learning process. New York: Oxford University Press.

MLA

Harris Theodore Lester, Schwahn Wilson Erwin, . Selected readings on the learning process. New York: Oxford University Press. 1961.