@BOOK{ Book!D - 103418406,
AUTHOR = "/ Reazvan Gelca, Titu Andreescu",
TITLE = "Putnam and beyond",
LIBRARY= "كتابخانه مركزی و مركز اسناد دانشگاه شهيد چمران",
SUBJECT = "William Lowell Putnam Mathematical Competition.,Mathematics--Problems, exercises, etc,Mathematics--Competitions",
URL = "/book/103418406/Putnam-and-beyond/"}