na INLIS000000000016696 20130516031835 ind 979-692-653-9 0010-051300000016696 ind 116.531 116.531 Ibnu, Hamid Mari Mengenal Gerak dan Air c.1 Cetakan : 2 Bandung Rosda 2008 iv, 28 hlm. : ilus. ;28 cm. Gerak