Berkes, F. (2008). Sacred ecology (2nd ed.). Routledge.
Cita Chicago (17th ed.)Berkes, Fikret. Sacred Ecology. 2nd ed. New York: Routledge, 2008.
Cita MLA (9th ed.)Berkes, Fikret. Sacred Ecology. 2nd ed. Routledge, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.