Author(s): Anita Sri Rejeki Hutagaol, S.Pd,M.Pd, Heronimus Nyama, Warkintin Warkintin,

Date: Nov 08, 2019

Source: J-PiMat : Jurnal Pendidikan Matematika

Publisher: Program Studi Pendidikan Matematika STKIP Persada Khatulistiwa Sintang, STKIP Persada Khatulistiwa