APA

Barry J., John Barry, . (1999). Environment and social theory. London: Routledge.

Chicago

Barry John, John Barry, . 1999. Environment and social theory. London: Routledge.

Harvard

Barry J., John Barry, . (1999). Environment and social theory. London: Routledge.

MLA

Barry John, John Barry, . Environment and social theory. London: Routledge. 1999.