MLA

Ehrhardt, Matthias, Thomaas Koprucki, and Thomas Koprucki. Multi-band Effective Mass Approximations. Springer International Publishing, 2014.

APA

Ehrhardt, M., & Koprucki, T., & Koprucki, T. (2014). Multi-Band Effective Mass Approximations. Springer International Publishing.

Chicago

Ehrhardt, Matthias, Thomaas Koprucki, and Thomas Koprucki. Multi-Band Effective Mass Approximations. : Springer International Publishing, 2014.