APA (7th ed.) Citation

Holt, J., & Lakonawa, P. (2012). Mengapa Siswa Gagal. Erlangga.

Chicago Style (17th ed.) Citation

Holt, John, and Petrus Lakonawa. Mengapa Siswa Gagal. Erlangga, 2012.

MLA (8th ed.) Citation

Holt, John, and Petrus Lakonawa. Mengapa Siswa Gagal. Erlangga, 2012.

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