Author(s): Nurapni Sopia, Sugiatno Sugiatno, Agung Hartoyo,

Date: May 09, 2019

Source: J-PiMat : Jurnal Pendidikan Matematika

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