na INLIS000000000013241 20180517015709 0010-0518000204 ta 180517 a 1 ind 028.5 028.5 LEE m Lee Ji Yoon Mengenal Persegi cet. 1 Jakarta : Bhuana Ilmu Populer, 2017 16 hlm, ; 15 cm MEMBACA-ANAK DPAD/27310/18 DPAD/27311/18 DPAD/27312/18