000 00180 a2200085 4500
020 _a9781848980600
082 _223
_aJ.531.11 TWIS
100 _aTwist C.
245 _aForces and Motion
999 _c769306
_d769305
942 _w8485
_xJulia Mabuza
_y8485
_zJulia Mabuza