Coba jelasin Catetan dari Singapura dalam bahasa sunda dong

Michael Hill, Kwen Fee Lian:The Politics of Nation Building and Citizenship in Singapore., Routledge, 1995, ISBN 0-415-12025-X

This article incorporates public domain text from the websites of Singapore Department of Statistics, United States Department of State, the United States Library of Congress & CIA World Factbook (2004).