APA استشهاد

Knopp, K. (1975). Theory of functions.part.2. Dover Publications.

استشهاد بنمط شيكاغو

Knopp, Konrad. Theory of Functions.part.2. Mineola, N.Y.: Dover Publications, 1975.

MLA استشهاد

Knopp, Konrad. Theory of Functions.part.2. Dover Publications, 1975.