Downs, R. B. (1967). Resources of Canadian academic and research libraries. Association of Universities and Colleges of Canada.
Chicago-Zitierstil (17. Ausg.)Downs, Robert Bingham. Resources of Canadian Academic and Research Libraries. Ottawa: Association of Universities and Colleges of Canada, 1967.
MLA-Zitierstil (9. Ausg.)Downs, Robert Bingham. Resources of Canadian Academic and Research Libraries. Association of Universities and Colleges of Canada, 1967.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.