Rolf Schaumann, Mac E Van Valkenburg, . (2011). Design of Analog Filters. Noida: Oxford University Press.
Rolf Schaumann, Mac E Van Valkenburg, . 2011. Design of Analog Filters. Noida: Oxford University Press.
Rolf Schaumann, Mac E Van Valkenburg, . Design of Analog Filters. Noida: Oxford University Press. 2011.