Gupta S.P. (2018). Statistical Methods (45th ed.). Sultan Chand & Sons.
Chicagoスタイル(17版)引用形式Gupta S.P. Statistical Methods. 45th ed. New Delhi: Sultan Chand & Sons, 2018.
MLA(9版)引用形式Gupta S.P. Statistical Methods. 45th ed. Sultan Chand & Sons, 2018.
警告: この引用は必ずしも正確ではありません.