APA (7th ed.) Citation

Cappellini, V., Constantinides, A. G., & Emiliani, P. L. (1978). Digital filters and their applications. Academic.

Chicago Style (17th ed.) Citation

Cappellini, Vito, A. G. Constantinides, and P. L. Emiliani. Digital Filters and Their Applications. London: Academic, 1978.

MLA (9th ed.) Citation

Cappellini, Vito, et al. Digital Filters and Their Applications. Academic, 1978.