MLA

Bello, Dominic J, and Frederick A Leckie. Strength and Stiffness of Engineering Systems. Springer US, 2009.

APA

Bello, D. J, & Leckie, F. A. (2009). Strength and Stiffness of Engineering Systems. Springer US.

Chicago

Bello, Dominic J., and Frederick A Leckie. Strength and Stiffness of Engineering Systems. : Springer US, 2009.