MLA

Gal, Sorin G, and George A Anastassiou. Global Smoothness and Shape Preserving Interpolation by Classical Operators. Birkhäuser Boston, 2005.

APA

Gal, S. G, & Anastassiou, G. A. (2005). Global Smoothness and Shape Preserving Interpolation by Classical Operators. Birkhäuser Boston.

Chicago

Gal, Sorin G., and George A Anastassiou. Global Smoothness and Shape Preserving Interpolation by Classical Operators. : Birkhäuser Boston, 2005.