Singapore. National Library Board. Publishing and Research Services & National University of Singapore. Lee Kuan Yew School of Public Policy. Asia Competitiveness Institute. (2007). Statistical snapshots of Asia-Pacific countries. National library Board.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিSingapore. National Library Board. Publishing and Research Services এবং National University of Singapore. Lee Kuan Yew School of Public Policy. Asia Competitiveness Institute. Statistical Snapshots of Asia-Pacific Countries. Singapore: National library Board, 2007.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিSingapore. National Library Board. Publishing and Research Services এবং National University of Singapore. Lee Kuan Yew School of Public Policy. Asia Competitiveness Institute. Statistical Snapshots of Asia-Pacific Countries. National library Board, 2007.