Mitra Pankaj Essential guide to telecommunications and data communications - New Delhi Atlantic Publishers & Distributors (P) Ltd 2015 - xiv;378p. cm. ISBN: 1195 Standard No.: 126296 Source: 244, 09/01/2015, Classic Book Service Textual Subjects--Topical Terms: I I C Dewey Class. No.: D6,8(B),4, Q5