Ridgeway, M. (1990). Needed: Standards for Access to Online Catalogs.
Style de citation Chicago (17e éd.)Ridgeway, Michel. Needed: Standards for Access to Online Catalogs. 1990.
Style de citation MLA (9e éd.)Ridgeway, Michel. Needed: Standards for Access to Online Catalogs. 1990.
Attention : ces citations peuvent ne pas être correctes à 100%.