[1]
Sari, D., Banowati, E. and Purwanti, E. 2018. The Effect of Problem-Based Learning Model Increase The Creative Thinking Skill and Students Activities on Elementary School. Journal of Primary Education. 7, 1 (Mar. 2018), 57-63. DOI:https://doi.org/10.15294/jpe.v7i1.21861.