APA
Andreescu T. B., . (2005). Mathematical Olympiad Treasures. NY: Springer.
Chicago
Andreescu Titu:Enescu Bogdan, . 2005. Mathematical Olympiad Treasures. NY: Springer.
Harvard
Andreescu T. B., . (2005). Mathematical Olympiad Treasures. NY: Springer.
MLA
Andreescu Titu:Enescu Bogdan, . Mathematical Olympiad Treasures. NY: Springer. 2005.