Sormin, Elferida, Krisna Julianti, Bernadetha Nadeak, and Lamhot Naibaho. 2019. “USE OF CONSTRUCTION INQUIRI LEARNING MODEL TO IMPROVE THE INTEREST OF LEARNING STUDENTS GRADE XI SMA ANGKASA 2 IN COLOID MATERIALS”. PEOPLE: International Journal of Social Sciences 5 (2):908-17. https://doi.org/10.20319/pijss.2019.52.908917.