Gupta, S. P. (1987). Statistical methods (23 edition.). Sultan Chand & Sons.
Chicago Edition CitationGupta, S P. Statistical Methods. 23 edition. New Delhi: Sultan Chand & Sons, 1987.
MLA引文Gupta, S P. Statistical Methods. 23 edition. Sultan Chand & Sons, 1987.
警告:這些引文格式不一定是100%准確.