APA
Sahakian W. S. P. D. S. M. L. D. S., . (1966). Ideas of the great philosophers. New York: Barnes & Noble, Inc.
Chicago
Sahakian William S Ph D Sahakian Mabel Lewis D Sc, . 1966. Ideas of the great philosophers. New York: Barnes & Noble, Inc.
Harvard
Sahakian W. S. P. D. S. M. L. D. S., . (1966). Ideas of the great philosophers. New York: Barnes & Noble, Inc.
MLA
Sahakian William S Ph D Sahakian Mabel Lewis D Sc, . Ideas of the great philosophers. New York: Barnes & Noble, Inc. 1966.
