Gupta, S. P., & Gupta, M. P. (2005). 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, 2005.
MLA(9版)引用形式Gupta, S. P., , M. P. Gupta. Business Statistics. 14th ed. Sultan Chand & Sons, 2005.
警告: この引用は必ずしも正確ではありません.