APA (7 वां संस्करण) प्रशस्ति पत्र

Tickle, A., & Welsh, I. (1998). Environment and society in Eastern Europe. Longman.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Tickle, Andrew, और Ian Welsh. Environment and Society in Eastern Europe. Harlow, Essex, U.K: Longman, 1998.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Tickle, Andrew, और Ian Welsh. Environment and Society in Eastern Europe. Longman, 1998.