Sauer, Robert L. Labor relations : structure and process / by Robert L. Sauer, Keith E. Voelker. - 2nd ed. - Englewood Cliffs, N.J. : Prentice-Hall, 1992. - 580 p. Included index. Damaged book : missing pages (1-6). ISBN: 0024062502 Subjects--Topical Terms: Industrial relations.