APA citiranje

Wellisch, H., & Wilson, T. D. (1972). Subject retrieval in the seventies: New directions. Greenwood Publishing.

Chicago Edition Citation

Wellisch, Hans, and Thomas D. Wilson. Subject Retrieval in the Seventies: New Directions. Connecticut: Greenwood Publishing, 1972.

MLA citiranje

Wellisch, Hans, and Thomas D. Wilson. Subject Retrieval in the Seventies: New Directions. Greenwood Publishing, 1972.