@BOOK{ Book!D - 90080339,
AUTHOR = " Kenneth A. Ross, Charles R.B. Wright",
TITLE = "Discrete mathematics /",
LIBRARY= "مرکز و کتابخانه مطالعات اسلامی به زبان‌های اروپایی",
SUBJECT = "Computer science-- Mathematics",
URL = "/book/90080339/Discrete-mathematics/"}