[1]
I. F. . Tarigan, R. B. . Br.Perangin-Angin, and D. . Saragi, “LITERACY-BASED PPKN POCKET BOOK DEVELOPMENT TO IMPROVE STUDENT LEARNING OUTCOMES OF CLASS IV SDN 067243 MEDAN SELAYANG DISTRICT, YEAR 2020/2021”, SIJEL, vol. 1, no. 2, pp. 508–524, May 2021.