APA (7th ed.) Citation

Looi & Leo. (2004). Who changed mother's pillow? Pustaka Sasria.

Chicago Style (17th ed.) Citation

Looi and Leo. Who Changed Mother's Pillow? Cheras, Selangor: Pustaka Sasria, 2004.

MLA (8th ed.) Citation

Looi and Leo. Who Changed Mother's Pillow? Pustaka Sasria, 2004.