00519nam a2200193Ia 4500 230312s9999 xx 000 0 und d eng 621.3815'3 621.3815'3 LEA Leach D. 169425 Digital Principles And Applications 6th ed. 2009 Tata Mc-Graw Hill 683 Rs. 300.00 MalvinoA.SahaG. 169426 Leach D.; Malvino A. & Saha G. 169427 1800 130103 130103