irfan irfan, “EFFECT OF VISUAL AUDIO TO RECOGNIZATION OF LETTERS IN CHILDREN AGE 5-6 YEARS IN TPK TO ERAN BATETANGNGA KEC BOAT VILLAGE. BINUANG KAB. POLEWALI MANDAR”, BIGES JUKES, vol. 7, no. 2, pp. 31–39, Jul. 2018.