A selected inventory of periodical publications / Unesco. Department of Social Sciences. Social sciences Periodicals Bibliography. Social sciences Abstracting and indexing. Z7163 .U55 016.3 UNS Paris : UNESCO, 1951. 1951. 1951 Text 129 p. ; eng Bibliographies in the social sciences Unesco publication 798. Unesco. Bibliographies in the social sciences. Unesco publication ; 798.