Παραπομπή APA

Axel, F., & Gratias, D. (1995). Beyond quasicrystals: Les Houches, March 7-18, 1994. Springer.

Παραπομπή Chicago Style

Axel, Françoise., και Denis Gratias. Beyond Quasicrystals: Les Houches, March 7-18, 1994. New York: Springer, 1995.

Παραπομπή MLA

Axel, Françoise., και Denis Gratias. Beyond Quasicrystals: Les Houches, March 7-18, 1994. Springer, 1995.