APA-referens (7:e uppl.)

Chia, S. M. S. (2003). The prehistory of Bukit Tengkorak as a major pottery making site in Southeast Asia. Dept. of Sabah Museum.

Chicago-referens (17:e uppl.)

Chia, Stephen Ming Soon. The Prehistory of Bukit Tengkorak as a Major Pottery Making Site in Southeast Asia. Kota Kinabalu, Sabah, Malaysia: Dept. of Sabah Museum, 2003.

MLA-referens (9:e uppl.)

Chia, Stephen Ming Soon. The Prehistory of Bukit Tengkorak as a Major Pottery Making Site in Southeast Asia. Dept. of Sabah Museum, 2003.