एपीए उद्धरण

Guertin, R. l. (1977). Introduction to PL 360 programming. Wardsworth.

शिकागो स्टाइल उद्धरण

Guertin, Richard l. Introduction to PL 360 Programming. Belmont: Wardsworth, 1977.

एमएलए उद्धरण

Guertin, Richard l. Introduction to PL 360 Programming. Wardsworth, 1977.