Nel, P.S. South African industrial relations : theory and practice / P. S. Nel ; with contributions from P. H. van Rooyen. - 2nd rev. ed. - Pretoria : J.L. van Schaik, 1993. - 319 p. ; 23 cm. Includes index. Includes bibliographical references. ISBN: 0627019463 (pbk.) Subjects--Topical Terms: Industrial relations--South Africa.