Schwarz, S., & Winkel, A. (1984). Background Study and Proposals for Development of Information Provision in Science and Technology in Ethiopia. Stockholm Papers in Library and Information Science.
Citazione stile Chigago Style (17a edizione)Schwarz, Stephan, e Annette Winkel. Background Study and Proposals for Development of Information Provision in Science and Technology in Ethiopia. Stockholm Papers in Library and Information Science. 1984.
Citatione MLA (9a ed.)Schwarz, Stephan, e Annette Winkel. Background Study and Proposals for Development of Information Provision in Science and Technology in Ethiopia. Stockholm Papers in Library and Information Science. 1984.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.