Cita APA (7th ed.)

Hutton, W. (2007). Discovering Sabah. Opus Publications Sdn. Bhd.

Cita Chicago (17th ed.)

Hutton, Wendy. Discovering Sabah. Kota Kinabalu: Opus Publications Sdn. Bhd, 2007.

Cita MLA (8th ed.)

Hutton, Wendy. Discovering Sabah. Opus Publications Sdn. Bhd, 2007.