APA استشهاد

Brebbia, C. A. E. b. (1981). Boundary element methods. Springer - Verlag.

استشهاد بنمط شيكاغو

Brebbia, C A Ed. by. Boundary Element Methods. New York: Springer - Verlag, 1981.

MLA استشهاد

Brebbia, C A Ed. by. Boundary Element Methods. Springer - Verlag, 1981.