APA aipamena

Ward, P. L. E. (1980). The Professional development of the librarian and information worker.

Chicago Style aipamena

Ward, Patricia Layzell; Ed. The Professional Development of the Librarian and Information Worker. London, Aslib, 1980.

MLA aipamena

Ward, Patricia Layzell; Ed. The Professional Development of the Librarian and Information Worker. 1980.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.