APA استشهاد

Boardman, A. D. (1973). Symmetry and its applications in Science. McGraw-Hill.

استشهاد بنمط شيكاغو

Boardman, A D. Symmetry and Its Applications in Science. London: McGraw-Hill, 1973.

MLA استشهاد

Boardman, A D. Symmetry and Its Applications in Science. McGraw-Hill, 1973.