Sociology in the united states of america : a trend report / edited by Hans Lennart Zetterberg - Paris : UNESCO, c 1956. - 158 p. : ills. ; 24 cm. - Documentation in the social sciences. . Bibliography : p. 131-156 323 323 Subjects--Topical Terms: Sociology Subjects--Geographic Terms: United States of America Dewey Class. No.: 301.36 / U3s