APA (7th ed.) Citation

Hamka. (2015). Tuan direktur. PTS Publishing House.

Chicago Style (17th ed.) Citation

Hamka. Tuan Direktur. Batu Caves, Selangor: PTS Publishing House, 2015.

MLA (9th ed.) Citation

Hamka. Tuan Direktur. PTS Publishing House, 2015.

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