N, Indah, H Hobri, & Arika Indah Kristiani. " PENGEMBANGAN PERANGKAT PEMBELAJARAN MATEMATIKA POKOKBAHASAN TRIGONOMETRI KELAS XSMA BERSTANDAR NCTM(NATIONAL COUNCIL OF TEACHERS OF MATHEMATICS)." Kadikma [Online], 4.3 (2013): n. pag. Web. 7 May. 2024