एपीए उद्धरण

U. S. invitational conference on. (1967). Proceeding. Educational Testing Service.

शिकागो स्टाइल उद्धरण

U. S. invitational conference on. Proceeding. New Jersy: Educational Testing Service, 1967.

एमएलए उद्धरण

U. S. invitational conference on. Proceeding. Educational Testing Service, 1967.