APA (7 वां संस्करण) प्रशस्ति पत्र

Vohra, N. D. (2013). Business Statistics. McGraw Hill Education (India) Private Limited.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Vohra, N D. Business Statistics. Chennai: McGraw Hill Education (India) Private Limited, 2013.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Vohra, N D. Business Statistics. McGraw Hill Education (India) Private Limited, 2013.