Books by Titu Andreescu
Problems from the book
104 number theory problems
Geometric Problems on Maxima and Minima
USA and International Mathematical Olympiads, 2004
Old and New Inequalities
360 problems for mathematical contests
Mathematical olympiads 2000-2001
Mathematical Olympiads, 1999-2000
USA and International Mathematical Olympiads, 2001
101 problems in algebra from the training of the USA IMO team
USA and International Mathematical Olympiads 2000
Mathematical Olympiads, 1998-1999