Agustianda, S. (2024) “Pengaruh Direct Instruction Dan SQ3R Terhadap Retensi Siswa Dalam Pembelajaran Biologi: (The Effects of Direct Instruction and SQ3R on Student Retention In Biology Learning)”, BIODIK, 10(3), pp. 449–456. doi: 10.22437/biodik.v10i3.32679.