@BOOK{ Book!D - 90031787, AUTHOR = " compiled and edited by J. Douglas Faires and David Wells.", TITLE = "The contest problem book VIII :", LIBRARY= "مرکز و کتابخانه مطالعات اسلامی به زبان‌های اروپایی", SUBJECT = "AMC 10 (Competition),Mathematics-- Competitions-- United States.,Mathematics, Examinations, questions, etc.,Mathematics, Problems, exercises, etc.", URL = "/book/90031787/The-contest-problem-book-VIII/"}