Analog design and simulation using OrCAD Capture and PSpice by Fitzpatrick, Dennis

Available for University of the Philippines System via ScienceDirect. Click here to access
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OrCAD PSpice for Windows by Goody, Roy W.

PSpice for Windows a circuit simulation primer by Goody, Roy W.

The designer's guide to SPICE and Spectre by Kundert, Kenneth S.

Circuit simulation methods and algorithms by Ogrodzki, Jan