Cita APA (7th ed.)
Besel, R. D., & Duffy, B. K. (2016). Green voices: Defending nature and the environment in American civic discourse. State University of New York Press.
Cita Chicago (17th ed.)
Besel, Richard D., i Bernard K. Duffy. Green Voices: Defending Nature and the Environment in American Civic Discourse. Albany, New York: State University of New York Press, 2016.
Cita MLA (9th ed.)
Besel, Richard D., i Bernard K. Duffy. Green Voices: Defending Nature and the Environment in American Civic Discourse. State University of New York Press, 2016.
Atenció: Aquestes cites poden no estar 100% correctes.