APA استشهاد

Tolle, H. (1975). Optimization methods. Springer-Verlag.

استشهاد بنمط شيكاغو

Tolle, Henning. Optimization Methods. New York: Springer-Verlag, 1975.

MLA استشهاد

Tolle, Henning. Optimization Methods. Springer-Verlag, 1975.