APA Style

Vale, B., Vale, R, J, D. (2013). Living within a fair share ecological footprint . Abingdon, Oxon. ; New York: Routledge.

MLA Style

Vale, Brenda., Vale, Robert, James, Dennis. "Living within a fair share ecological footprint". Abingdon, Oxon. ; New York: Routledge, 2013. Text.