ISBN 9788173711152 books & textbook
Mathematical Circles (Russian Experience) [Paperback] [Jan 01, 1998] D., Genkin, S. Fomin
Dmitri Fomin I. Itenberg Sergey Genkin
Orient BlackSwan /1998-01-01 Paperback / 288 Pages
isbn-10: 8173711151 / isbn-13: 9788173711152
