1993 - The Ussr Olympiad Problem Book Selected Problems and Theorems of Elementary Mathematics (Paperback) ISBN-13: 9780486277097 ISBN-10: 0486277097 Genre: Science & Math ? |
1993 - The Ussr Olympiad Problem Book Selected Problems and Theorems of Elementary Mathematics (Paperback) ISBN-13: 9780486277097 ISBN-10: 0486277097 Genre: Science & Math ? |