Heilbronner , E., & Dunitz ,Jack D. (1993). Reflections on symmetry: In chemistry....and elsewhere. Verlag helvetica chimica acta.
Dyfyniad Arddull ChicagoHeilbronner , Edgar, and Dunitz ,Jack D. Reflections on Symmetry: In Chemistry....and Elsewhere. New York: Verlag helvetica chimica acta, 1993.
Dyfyniad MLAHeilbronner , Edgar, and Dunitz ,Jack D. Reflections on Symmetry: In Chemistry....and Elsewhere. Verlag helvetica chimica acta, 1993.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.