APA (7th ed.) Citation

(1972). Subject retrieval in the seventies: New directions. Greenwood Publishing Company.

Chicago Style (17th ed.) Citation

Subject Retrieval in the Seventies: New Directions. Westport, Connecticut: Greenwood Publishing Company, 1972.

MLA (9th ed.) Citation

Subject Retrieval in the Seventies: New Directions. Greenwood Publishing Company, 1972.

Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.