एपीए उद्धरण

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

शिकागो स्टाइल उद्धरण

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

एमएलए उद्धरण

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