APA Style

Duff., B, M. (1999). The World in eleven dimensions :supergravity, supermembranes and M-theory . Boca Raton, FL: CRC Press an imprint of Taylor and Francis.

MLA Style

Duff., By, M.J. "The World in eleven dimensions :supergravity, supermembranes and M-theory". Boca Raton, FL: CRC Press an imprint of Taylor and Francis, 1999. Text.