Lenk, John D. Understanding electronic schematics John D. Lenk - Englewood Cliffs, N.J. Prentice-Hall c1981 - ix, 294 p. ill. 24 cm Includes index Subjects--Topical Terms: Electronics--NotationsElectronics--Charts, diagrams, etc. Dewey Class. No.: 621.381 / 022 / 1