ELECTRONIC COMMUNICATION SYSTEMS - 4 . . . . . Ed. - NEW DELHI TATA MCGEAW HALL , PUBLISHING CP- LTD, 43/7 WEST PATELI NAGAR NEW DELHI 111 0008 2002 - 763p. - RS.260, RS.435 RS.275 RS.350 . Subjects--Topical Terms: COMMUNICATION SYSTEMS