na 210907||||||||| | ||| |||| ||ind|| BDGKW1512201600043 20161215135800.229 0010-151216004360 979-17086-5-7 JBPDBAN ind [23] 510 510 SRI p Sri Widayati Puzzle matematika untuk anak cerdas / Sri Widayati Yogyakarta : Loqus, 2015 76 hlm. : ilus. ; 21 cm. Matematika JBPDBAN 16/ 357 164, 165, 166, 167