na INLIS000000000014341 20151126124619.0 a ||| | 170609| ||| | 978-602-252-369-7 0010-111500000000493 372.7 372.7 KIR b David Kirkby Belajar matematika (Usia 7+) Jakarta Erlangga fo kids 2013 32 hlm ilus 28 cm Pendidikan dasar Penerjemah; Tessa Febiani 2257/B/KPAD/2015 2258/B/KPAD/2015