Gaya APA

Simanjuntak, W, R, A, E. (2015). Problem-based mathematics teaching kits integrated with ict to improve students' critical thinking ability in junior high schools in Medan (Oktober 2015, Th. XXXIV, No. 3). : .

Gaya MLA

Simanjuntak, Waminton, Rajagukguk, And, Erlinawaty. "Problem-based mathematics teaching kits integrated with ict to improve students' critical thinking ability in junior high schools in Medan". Oktober 2015, Th. XXXIV, No. 3 : , 2015. Electronic Resource.