APA استشهاد

Diane L Herrmann. (2013). Number, shape and symmetry. CRC press.

استشهاد بنمط شيكاغو

Diane L Herrmann. Number, Shape and Symmetry. London: CRC press, 2013.

MLA استشهاد

Diane L Herrmann. Number, Shape and Symmetry. CRC press, 2013.