Pettit, Joseph M. Electronic switching, timing and pulse circuits/ Joseph M. Pettit and Malcolm M. Mcwhorter - 2nd ed. - New York: Mc Graw-Hill Book, c1970 - xiv, 289 p.; 22 cm. Includes index ISBN: $ 23.00 Subjects--Topical Terms: Switching circuitsTiming circuitsPulse circuits Dewey Class. No.: 621.3815