00337nam a2200109Ia 4500082001200000245003000012100003700042942000700079008004100086999001900127952008100146  aAF FOUC 0aEd van inligtingstelsels   a FOUCHE, Jaco   Pretoria, 2009    cBK210817s9999    xx            000 0 und d  c123067d123065  00104070d2021-08-17g100.00l0p3228200015515r2021-08-17w2021-08-17yBK