एपीए उद्धरण

Gregory, R. H. (1963). Business data processing & programming. Belmont, Calif: Wadsworth Pub. Co.

शिकागो स्टाइल उद्धरण

Gregory, Robert H. Business Data Processing & Programming. Belmont, Calif: Wadsworth Pub. Co, 1963.

एमएलए उद्धरण

Gregory, Robert H. Business Data Processing & Programming. Belmont, Calif: Wadsworth Pub. Co, 1963.