@BOOK{ Book!D - 93040464,
AUTHOR = "/ N. Ch. S. N. Iyengar...[et al.]",
TITLE = "Discrete mathematics",
LIBRARY= "کتابخانه مرکزی و مرکز اطلاع رسانی دانشگاه محقق اردبیلی ره",
SUBJECT = "Computer science -- mathematics",
URL = "/book/93040464/Discrete-mathematics/"}