TY  - BOOK
AU  - Yaglom, A.M.
TI  - Challenging mathematical problems(vol.2): with elementary solutions
U1  - 510 
PY  - 1967///
CY  - San Francisco
PB  - Holden-Day
N1  - Translated By James Mccawley; Revised And Edited By Basil Gordon; Contents: vol.2
ER  -