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.
MLA引文Turnbull, C. M. A History of Singapore, 1819-1988. Singapore: Oxford University Press, 1989.
警告：这些引文格式不一定是100％准确.