00461cam a2200181Mi 4500001001300000003000600013005001700019008004100036020001500077020001800092035002100110040003000131082001400161100004500175245001700220260003200237300001000269ocn123570573OCoLC20151023231611.0070426s1986    sa            001 0 und d  a0795908113  a9780795908118  a(OCoLC)123570573  aSZTbengcSZTdOCLCQdNX@04a242.52191 aVan der Merwe, Cornelius Maartin,d1949.10aBybelfigure.  aPretoria :bRetief,ck1986.  a82 p.