@BOOK{ Book!D - 90151363,
AUTHOR = " James L. Hein.",
TITLE = "Discrete mathematics",
LIBRARY= "مرکز و کتابخانه مطالعات اسلامی به زبان‌های اروپایی",
SUBJECT = "Computer science -- Mathematics.,COMPUTERS -- Machine Theory.,COMPUTERS -- Reference.",
URL = "/book/90151363/Discrete-mathematics/"}