APA (7 वां संस्करण) प्रशस्ति पत्र

Bahadur P. (2022). Objective Chemistry 2st Year Programme For JEE (Main & Advanced) (20th.). G.R.Bathla & Sons.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Bahadur P. Objective Chemistry 2st Year Programme For JEE (Main & Advanced). 20th. Delhi: G.R.Bathla & Sons, 2022.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Bahadur P. Objective Chemistry 2st Year Programme For JEE (Main & Advanced). 20th. G.R.Bathla & Sons, 2022.