APA (7th ed.) Citation

Huelsman, L. P., & Allen, P. E. (1980). Introduction to the theory and design of active filters. McGraw-Hill.

Chicago Style (17th ed.) Citation

Huelsman, Lawrence P., and P. E. Allen. Introduction to the Theory and Design of Active Filters. New York: McGraw-Hill, 1980.

MLA (9th ed.) Citation

Huelsman, Lawrence P., and P. E. Allen. Introduction to the Theory and Design of Active Filters. McGraw-Hill, 1980.