एपीए उद्धरण

Becker, K., & Becker, M. S. (2007). String theory and M-theory: A modern introduction. Cambridge University Press.

शिकागो स्टाइल उद्धरण

Becker, Katrin, और Melanie Schwarz Becker. String Theory and M-theory: A Modern Introduction. Cambrdige: Cambridge University Press, 2007.

एमएलए उद्धरण

Becker, Katrin, और Melanie Schwarz Becker. String Theory and M-theory: A Modern Introduction. Cambridge University Press, 2007.