S.A. Cases Cited :
Breweries Ltd v Food and Allied Workers Union 1990 (1) SA 92 (A)
:
Macsteel (Pty) Ltd v National Union of Metalworkers of SA (1989) 10 ILJ 285 (IC)
:
Ray's Forge & Fabrication (Pty) Ltd v National Union of Metalworkers of SA (1989) 10 ILJ 762