Gupta, S., & Gupta, M. (2007). Business statistics (14th ed.). Sultan Chand & Sons.
Chicagoスタイル(17版)引用形式Gupta, S.P, , M.P Gupta. Business Statistics. 14th ed. New Delhi: Sultan Chand & Sons, 2007.
MLA(8版)引用形式Gupta, S.P, , M.P Gupta. Business Statistics. 14th ed. Sultan Chand & Sons, 2007.
警告: この引用は必ずしも正確ではありません.