na JATIM-06090000023728 20090625113013.0 ind 0010-060900000023728 0 513 TEA c TEAM HARMONI 0 Cara cepat 7 mudah belajar berhitumg dengaan abakus Cet. 11 s.l. Harmoni 2001 160.:hlm.ilus.;20 cm 0 0 ABAKUS JIPDSUR 3 0