00554cam a2200193Ma 4500001001300000003000600013005001700019008004100036040002700077020002200104020002500126035002100151082001600172100004600188245003700234250001400271260004600285300002900331ocn819483314OCoLC20151023232210.0870101s1986    sa a     b    000 0 afr d  aNX@cNX@dOCLCOdZAAPA  a0074507591 (pbk.)  a9780074507599 (pbk.)  a(OCoLC)81948331404a670.4232191 aSwartz, W. F.q(William Francois),d1922-10aMeganotegniek N5 /cW.F. Swartz.  a2de uitg.  aJohannesburg :bMcGrawHill,c1986, c1983.  a254 p. :bill. ;c24 cm.