Sahakian, William S. Realms of philosophy [by] William S. Sahakian and Mabel Lewis Sahakian. - Cambridge, Mass., Schenkman Pub. Co. [1965] - xviii, 606 pages. : Illustration: 24 cm. Includes bibliographical references and index. Subjects--Topical Terms: Philosophy--Introductions. LC Class. No.: BD 21.S23 CIRC