एपीए उद्धरण

Gupta, C. B., & Ratna, V. (1973). Statistical calculations (3rd ed.). Vikas Publishing House Pvt. Ltd.

शिकागो स्टाइल उद्धरण

Gupta, C. B., और V. Ratna. Statistical Calculations. 3rd ed. New Delhi: Vikas Publishing House Pvt. Ltd, 1973.

एमएलए उद्धरण

Gupta, C. B., और V. Ratna. Statistical Calculations. 3rd ed. Vikas Publishing House Pvt. Ltd, 1973.