Παραπομπή APA

Gupta, C. B. (1973). An introduction to statistical methods. Vikas Publishing House Pvt Ltd.

Παραπομπή Chicago Style

Gupta, C B. An Introduction to Statistical Methods. New Delhi: Vikas Publishing House Pvt Ltd, 1973.

Παραπομπή MLA

Gupta, C B. An Introduction to Statistical Methods. Vikas Publishing House Pvt Ltd, 1973.