TY - GEN AU - Tokheim, Roger L. TI - Digital electronics : principles and applications SN - 0074639374 U1 - 621.3815 PY - 1990/// CY - New Delhi PB - Mcgraw hill KW - MICROPROCESORS KW - COMMUNICATION ENGINEERING KW - DIGITAL ELECTRONICS KW - ELECTRONICS KW - MICRO ELECTRONICS ER -