APA (7 वां संस्करण) प्रशस्ति पत्र

Hanley, N., Shogren, J. F., & White, B. (2007). Environmental economics: In theory and practice (2nd ed.). Palgrave Macmillan.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Hanley, Nick, Jason F. Shogren, और Ben White. Environmental Economics: In Theory and Practice. 2nd ed. Basingstoke [England] ; New York: Palgrave Macmillan, 2007.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Hanley, Nick, et al. Environmental Economics: In Theory and Practice. 2nd ed. Palgrave Macmillan, 2007.