Não informado. (1955). International Index: A guide to periodical literature in the social sciences and humanities. H. W. Wilson.
Chicago-referens (17:e uppl.)Não informado. International Index: A Guide to Periodical Literature in the Social Sciences and Humanities. New York: H. W. Wilson, 1955.
MLA-referens (8:e uppl.)Não informado. International Index: A Guide to Periodical Literature in the Social Sciences and Humanities. H. W. Wilson, 1955.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.