APA (7th ed.) Citation

Blumenhagen, R., Lüst, D., & Theisen, S. (2013). Basic concepts of string theory. Springer.

Chicago Style (17th ed.) Citation

Blumenhagen, Ralph, Dieter Lüst, and Stefan Theisen. Basic Concepts of String Theory. Berlin [u.a.]: Springer, 2013.

MLA (9th ed.) Citation

Blumenhagen, Ralph, et al. Basic Concepts of String Theory. Springer, 2013.