na INLIS000000000004361 20150119075150.0 a ||| | 170609| ||| | 978-602-8276-25-2 0010-011500000002365 Jogja Study club Rumus cerdas matematika kls 156 SD 2 Yogyakarta Indonesia cerdas 2010 126 hlm; 18 cm 7942/b/kpad/2012