APA استشهاد

Stretton, H. (1976). Capitalism, Socialism and the Environment. Cambridge University Press.

استشهاد بنمط شيكاغو

Stretton, Hugh. Capitalism, Socialism and the Environment. London: Cambridge University Press, 1976.

MLA استشهاد

Stretton, Hugh. Capitalism, Socialism and the Environment. Cambridge University Press, 1976.