Design and Construction of Tube Guitar Amplifiers – Robert Megantz – Paperback

Building Valve Amplifiers By Morgan Jones 2004 Trade Paperback (Printed 2008)

Amplifiers: Scaling Influence Beyond Yourself by Fernando Rosario Hardcover Book

Valves Amplifiers Explained by John Fielding Paperback Book

The Self-Made Founder: Starting Strong, Scaling Fast by Dev Taneja Paperback Boo

Scaling Influence: From Consistency to Legacy by Krystal Grace Paperback Book

Design with Operational Amplifiers and Analog Integrated Circuits - second ed.

Rezo del Santsimo Rosario con Ilustraciones by Shalone Cason Paperback Book