(1)
Pahriah, P.; Safitri, B. R. A.; Putrayadi, W. Development of an Innovative Contextual Chemistry Textbook on Hydrocarbon Concepts : Enhancing Students’ Mastery of Concepts. j. kependidikan. has. penelit. kaji. kepustakaan. bid. pendidik. pengajaran. n.a. 2024, 10, 230-241.