Smith, D.L.A. Principles of high - fidelity sound engineering/ D.L.A. Smith - London: Sir ISAAC Pitman, 1963 - xii, 158 p.; 22 cm. Includes index ISBN: Rs. 25.00 Subjects--Topical Terms: High-fidelity sound systemsSound--Recording and reproducingElectro - acoustics Dewey Class. No.: 621.3818