APA-referens (7:e uppl.)

Yap-Diangco, R. T., & Yap-Diangco, N. L. Controversial political issues in Asia. Rex Book Store.

Chicago-referens (17:e uppl.)

Yap-Diangco, Robert T., och Norma L. Yap-Diangco. Controversial Political Issues in Asia. Manila: Rex Book Store.

MLA-referens (9:e uppl.)

Yap-Diangco, Robert T., och Norma L. Yap-Diangco. Controversial Political Issues in Asia. Rex Book Store.