Παραπομπή APA

Heilbronner , E., & Dunitz ,Jack D. (1993). Reflections on symmetry: In chemistry....and elsewhere. Verlag helvetica chimica acta.

Παραπομπή Chicago Style

Heilbronner , Edgar, και Dunitz ,Jack D. Reflections on Symmetry: In Chemistry....and Elsewhere. New York: Verlag helvetica chimica acta, 1993.

Παραπομπή MLA

Heilbronner , Edgar, και Dunitz ,Jack D. Reflections on Symmetry: In Chemistry....and Elsewhere. Verlag helvetica chimica acta, 1993.