Dyfyniad APA

Gupta, S. P., & Gupta, M. P. (2005). Business statistics (14th ed.). Sultan Chand & Sons.

Dyfyniad Arddull Chicago

Gupta, S. P., and M. P. Gupta. Business Statistics. 14th ed. New Delhi: Sultan Chand & Sons, 2005.

Dyfyniad MLA

Gupta, S. P., and M. P. Gupta. Business Statistics. 14th ed. Sultan Chand & Sons, 2005.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.