Reyes, P. B. ., España, R. C. N. ., & Belecina, R. R. . (2014). Towards Developing a Proposed Model of Teaching-Learning Process Based on the Best Practices in Chemistry Laboratory Instruction. International Journal of Learning, Teaching and Educational Research, 4(1), 83–166. Retrieved from http://www.ijlter.net/index.php/ijlter/article/view/1202