@BOOK{ Book!D - 77736401, AUTHOR = "Knight, Stephen A.", TITLE = "Telecommunication principles for final certificate", LIBRARY= "کتابخانه مرکزی و مرکز اطلاع رسانی دانشگاه فردوسی مشهد", SUBJECT = "، Electric engineering", URL = "/book/77736401/Telecommunication-principles-for-final-certificate/"}