APA (7 वां संस्करण) प्रशस्ति पत्र

Saleem , S. (2020). Business Environment (4th.). Pearson India Education Private Limited.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Saleem , Shaikh. Business Environment. 4th. Noida: Pearson India Education Private Limited, 2020.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Saleem , Shaikh. Business Environment. 4th. Pearson India Education Private Limited, 2020.