000 00233 a2200085 4500
020 _a9780625022882
082 _aST 530.1 HEYN
100 _aHeyns de Villers, Gibbon Jordaan and Naidoo Fowler
_9176904
245 _aNatuur-en skeikunde 2000
999 _c746340
_d746339
942 _w395
_xKholofelo Moabelo
_y395
_zKholofelo Moabelo