Cheung, P. (1994). Statistics Singapore: An official guide. Dept. of Statistics.
Chicagoスタイル(17版)引用形式Cheung, Paul. Statistics Singapore: An Official Guide. Singapore: Dept. of Statistics, 1994.
MLA(8版)引用形式Cheung, Paul. Statistics Singapore: An Official Guide. Dept. of Statistics, 1994.
警告: この引用は必ずしも正確ではありません.