TY - BOOK AU - Faires Douglas comp. & AU - Wells David comp. & TI - Contest problem book IX: American Mathematics Competitions (AMC 12) 2001-2007 SN - 978-0-88385-826-4 U1 - 510.76 PY - 2008/// CY - Washington PB - MAA KW - Mathematics-problems, exercises>Mathematics-competitions>United States>AMC 12 (Competition)> ER -