Infield, Henrik F. Co-operative communities at work / Henrik F. Infield ; edited by Karl Mannhein. - London : Kegan paul, Trench, trubner & co., c 1947. - 182 p. : ill. ; 22 cm. - International library of sociology and social reconstruction. . Includes index. 338 338 Subjects--Topical Terms: communities. Dewey Class. No.: 334.6 / I3e