MLA

Wang, Alice, et al. Sub-threshold Design for Ultra Low-power Systems. Springer US, 2006.

APA

Wang, A., Calhoun, B. H, Chandrakasan, A. P, & Calhoun, B. Highsmith. (2006). Sub-threshold Design for Ultra Low-Power Systems. Springer US.

Chicago

Wang, Alice, Benton H Calhoun, Anantha P Chandrakasan, and Benton Highsmith Calhoun. Sub-Threshold Design for Ultra Low-Power Systems. : Springer US, 2006.