American Association for Public Opinion Research. (1937). Public Opinion Quarterly. University of Chicago Press.
Citação do estilo Chicago (17ª ed.)American Association for Public Opinion Research. Public Opinion Quarterly. Chicago, Ill: University of Chicago Press, 1937.
Citação MLA (8ª ed.)American Association for Public Opinion Research. Public Opinion Quarterly. University of Chicago Press, 1937.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.