Sociology of the blue-collar worker ; edited by N.F. Dufty. - Leiden : E.J. Brill, c1969. - 198 p. ; 26 cm. - International studies in sociology and social Anthropology / edited by K. Ishwaran . Includes index ISBN: (N.A.) : DG 46/- Subjects--Topical Terms: Labor.Blue collar workers.Working classes. Dewey Class. No.: 305.562