Cita APA (7a ed.)

Floyd, R., & Matthew, R. A. (2013). Environmental security: Approaches and issues. Routledge.

Cita Chicago Style (17a ed.)

Floyd, Rita, y Richard A. Matthew. Environmental Security: Approaches and Issues. New York: Routledge, 2013.

Cita MLA (9a ed.)

Floyd, Rita, y Richard A. Matthew. Environmental Security: Approaches and Issues. Routledge, 2013.