APA-referens

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

Chicago-stil citat

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

MLA-referens

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