APA استشهاد

Gupta,S P. (2005). Statistical Methods (34.). Sultan Chand & Sons.

استشهاد بنمط شيكاغو

Gupta,S P. Statistical Methods. 34. New Delhi: Sultan Chand & Sons, 2005.

MLA استشهاد

Gupta,S P. Statistical Methods. 34. Sultan Chand & Sons, 2005.