APA استشهاد

Engel, K., & Nagel, R. (2006). A short course on operator semigroups. Springer.

استشهاد بنمط شيكاغو

Engel, Klaus-Jochen, و Rainer Nagel. A Short Course on Operator Semigroups. New York, N.Y.: Springer, 2006.

MLA استشهاد

Engel, Klaus-Jochen, و Rainer Nagel. A Short Course on Operator Semigroups. Springer, 2006.