APA

Mourant J. A., Freund E. H., . (1964). Problems of philosophy: a book of readings. New York: Macmillan.

Chicago

Mourant John Arthur, Freund Ernest Hans, . 1964. Problems of philosophy: a book of readings. New York: Macmillan.

Harvard

Mourant J. A., Freund E. H., . (1964). Problems of philosophy: a book of readings. New York: Macmillan.

MLA

Mourant John Arthur, Freund Ernest Hans, . Problems of philosophy: a book of readings. New York: Macmillan. 1964.