000 00195 a2200085 4500
020 _a9781450907897
082 _bJ 531.11 GLEN
100 _aGlen Phelah
_9175590
245 _aForces and Motion on Eath
999 _c743678
_d743677
942 _w395
_xKholofelo Moabelo
_y395
_zKholofelo Moabelo