APA (7th ed.) Citation

Piegl, L. A., & Tiller, W. (1997). The nurbs book (2nd ed.). Springer.

Chicago Style (17th ed.) Citation

Piegl, Les A., and Wayne Tiller. The Nurbs Book. 2nd ed. Berlin [etc.]: Springer, 1997.

MLA (9th ed.) Citation

Piegl, Les A., and Wayne Tiller. The Nurbs Book. 2nd ed. Springer, 1997.