Παραπομπή APA

Davies, P., & Brown, J. (1988). Superstrings: A theory of everything. Press Syndicate of the University of Cambridge.

Παραπομπή Chicago Style

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

Παραπομπή MLA

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