(1972). Subject retrieval in the seventies: New directions ; proceedings of an international symposium held at the Center of Adult Education University of Maryland, College Park, May 14 to 15, 1971. Greenwood.
Chicago-Zitierstil (17. Ausg.)Subject Retrieval in the Seventies: New Directions ; Proceedings of an International Symposium Held at the Center of Adult Education University of Maryland, College Park, May 14 to 15, 1971. Westport, Conn: Greenwood, 1972.
MLA-Zitierstil (9. Ausg.)Subject Retrieval in the Seventies: New Directions ; Proceedings of an International Symposium Held at the Center of Adult Education University of Maryland, College Park, May 14 to 15, 1971. Greenwood, 1972.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.