Novitawati, Novitawati, Juma Abdu Wamaungu, and Silvy Widya Astuti. 2019. “Developing Early Childhood Ability in Understanding Rules Using Combination of Role-Playing Model and Question-Answer Method Through Medium of Traffic Signs”. Journal of K6 Education and Management 1 (2), 11-18. https://doi.org/10.11594/jk6em.01.02.03.