APA (7e ed.) Bronvermelding

LIU, G. (2005). The Singapore foreign service: The first 40 years. Editions Didier Millet.

Chicago (17e ed.) Bronvermelding

LIU, Gretchen. The Singapore Foreign Service: The First 40 Years. Editions Didier Millet, 2005.

MLA (9e ed.) Bronvermelding

LIU, Gretchen. The Singapore Foreign Service: The First 40 Years. Editions Didier Millet, 2005.

Let op: Deze citaties zijn niet altijd 100% accuraat.