S.P.Gupta. (2019). Statistical Methods (45th ed.). Sultan Chand & Sons.
Chicagoスタイル(17版)引用形式S.P.Gupta. Statistical Methods. 45th ed. Delhi: Sultan Chand & Sons, 2019.
MLA(9版)引用形式S.P.Gupta. Statistical Methods. 45th ed. Sultan Chand & Sons, 2019.
警告: この引用は必ずしも正確ではありません.