00688nam a2200205 4500 1/11226 970924s1970 enk 001 0 eng 0521076374 11580 DLC GR-PeUP 331.88 VA Vall, Mark van de. Labor organizations: a macro- and micro -sociological analysis on a comparative basis / Mark van de Vall. London: Cambridge University press, 1970. 257p.: fog.; 22 cm. Index. Bibliography. Labor unions. INST UNIPILB MAIN 20040709 331.88 VA 00108472 00108472 LOAN 0 1 /webopac/covers/01/11580_0521076374.jpg