APA استشهاد

Davies, P. C. W. (1979). The forces of nature. Cambridge University Press.

استشهاد بنمط شيكاغو

Davies, P. C. W. The Forces of Nature. Cambridge ; New York: Cambridge University Press, 1979.

MLA استشهاد

Davies, P. C. W. The Forces of Nature. Cambridge University Press, 1979.