MLA

Blumenhagen, Ralph, et al. Basic Concepts of String Theory. Dordrecht: Springer Berlin Heidelberg, 2013.

APA

Blumenhagen, R., Lüst, D., Stefan Theisen, S. Theisen, & Theisen, S. (2013). Basic Concepts of String Theory. Dordrecht: Springer Berlin Heidelberg.

Chicago

Blumenhagen, Ralph, Dieter Lüst, Stefan Theisen, and Stefan Theisen. Basic Concepts of String Theory. Dordrecht: Springer Berlin Heidelberg, 2013.