Não informado. (1960). International bibliography of the social sciences. Unesco, International Committee for Social Sciences Documentation.
Chicago-viite (17. p.)Não informado. International Bibliography of the Social Sciences. Paris: Unesco, International Committee for Social Sciences Documentation, 1960.
MLA-viite (8. p.)Não informado. International Bibliography of the Social Sciences. Unesco, International Committee for Social Sciences Documentation, 1960.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.