Dyfyniad APA

Bernal, I., & Hamilton, W. C. (1972). Symmetry: A stereoscopic guide for chemists. W H Freeman and Company.

Dyfyniad Arddull Chicago

Bernal, Ivan, and Walter C. Hamilton. Symmetry: A Stereoscopic Guide for Chemists. San Francisco: W H Freeman and Company, 1972.

Dyfyniad MLA

Bernal, Ivan, and Walter C. Hamilton. Symmetry: A Stereoscopic Guide for Chemists. W H Freeman and Company, 1972.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.