APA (7 ম সংস্করণ) উদ্ধৃতি

Besel, R. D., & Duffy, B. K. (2016). Green voices: Defending nature and the environment in American civic discourse. State University of New York Press.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Besel, Richard D., এবং Bernard K. Duffy. Green Voices: Defending Nature and the Environment in American Civic Discourse. Albany, New York: State University of New York Press, 2016.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Besel, Richard D., এবং Bernard K. Duffy. Green Voices: Defending Nature and the Environment in American Civic Discourse. State University of New York Press, 2016.