APA

Davies P C W, Brown Julian, . (1997). Superstrings : A theory of everything. Cambridge: Cambridge University Press.

Chicago

Davies P C W, Brown Julian, . 1997. Superstrings : A theory of everything. Cambridge: Cambridge University Press.

Harvard

Davies P C W, Brown Julian, . (1997). Superstrings : A theory of everything. Cambridge: Cambridge University Press.

MLA

Davies P C W, Brown Julian, . Superstrings : A theory of everything. Cambridge: Cambridge University Press. 1997.