Παραπομπή APA

Davies, P. C. W., & Brown, J. R. (1988). Superstrings: A theory of everything? Cambridge University Press.

Παραπομπή Chicago Style

Davies, P. C. W., και J. R. Brown. Superstrings: A Theory of Everything? Cambridge [Cambridgeshire]: Cambridge University Press, 1988.

Παραπομπή MLA

Davies, P. C. W., και J. R. Brown. Superstrings: A Theory of Everything? Cambridge University Press, 1988.