APA Style
Duff, M. (1999).
The World in Eleven Dimensions : Supergravity, supermembranes and M-theory .
Boca Raton:
CRC Press.
MLA Style
Duff, M.J.
"The World in Eleven Dimensions : Supergravity, supermembranes and M-theory".
Boca Raton:
CRC Press,
1999.
Text.