Huelsman, L. P. (1980). Introduction to the theory and design of active filters. McGraw-Hill.
Chicago Style aipamenaHuelsman, L P. Introduction to the Theory and Design of Active Filters. New York: McGraw-Hill, 1980.
MLA aipamenaHuelsman, L P. Introduction to the Theory and Design of Active Filters. McGraw-Hill, 1980.
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