APA Citation

Singer, K., Tjun Surjaman, & Sitorus, B. (1987). Membina hasrat belajar di sekolah. Bandung: Remaja Rosdakarya.

Chicago Style Citation

Singer, Kurt, Tjun Surjaman, and Bergman Sitorus. Membina Hasrat Belajar Di Sekolah. Bandung: Remaja Rosdakarya, 1987.

MLA Citation

Singer, Kurt, Tjun Surjaman, and Bergman Sitorus. Membina Hasrat Belajar Di Sekolah. Bandung: Remaja Rosdakarya, 1987.

Warning: These citations may not always be 100% accurate.