APA (7th ed.) Citation

Williams Charles S. (1986). Designing digital filters. Prentice Hall.

Chicago Style (17th ed.) Citation

Williams Charles S. Designing Digital Filters. Prentice Hall, 1986.

MLA (8th ed.) Citation

Williams Charles S. Designing Digital Filters. Prentice Hall, 1986.

Warning: These citations may not always be 100% accurate.