Turnbull, C. M. (1989). A history of Singapore, 1819-1988. Singapore: Oxford University Press.
Trích dẫn kiểu ChicagoTurnbull, C. M. A History of Singapore, 1819-1988. Singapore: Oxford University Press, 1989.
Deismireacht MLATurnbull, C. M. A History of Singapore, 1819-1988. Singapore: Oxford University Press, 1989.
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