TY - BOOK AU - Kerrod,Robin TI - Daya dan gerakan T2 - Tinjau dan selidik sains SN - 9835801932 U1 - 531.6 23 PY - 1999/// CY - Shah Alam, Selangor : PB - Times , KW - Force and energy ; Force and energy - Experiments N1 - Let's investigate science - Force and motion ER -