Andreescu, T. (2011). Mathematical olympiad treasures (2nd. ed.). Birkhauser.
Chicago Edition CitationAndreescu, Titu. Mathematical Olympiad Treasures. 2nd. ed. New York: Birkhauser, 2011.
Cita MLAAndreescu, Titu. Mathematical Olympiad Treasures. 2nd. ed. Birkhauser, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.