00345nam a2200097Ia 4500245002800000100005700028942000700085008004100092999001900133952009500152 0aEngineering science N4   a MOOLMAN, C L.   Johannesburg, 1997  2nd ed  926743  cBK210817s9999    xx            000 0 und d  c283826d283825  00104070aMSOGLbMSOGLd2021-08-19g45.00l0p33228017911056r2021-08-19w2021-08-19yBK