Gaya APA

Heidhues, M, F, S. (1992). Bangka tin and Mentok pepper (Cet. 1). Singapura: Institute of Southeast Asian Studies.

Gaya MLA

Heidhues, Mary, F., Somers. "Bangka tin and Mentok pepper". Cet. 1 Singapura: Institute of Southeast Asian Studies, 1992. Text.