APA

Edwards P., . (1967). The encyclopedia of philosophy. New York: Macmillan.

Chicago

Edwards Paul, . 1967. The encyclopedia of philosophy. New York: Macmillan.

Harvard

Edwards P., . (1967). The encyclopedia of philosophy. New York: Macmillan.

MLA

Edwards Paul, . The encyclopedia of philosophy. New York: Macmillan. 1967.