TY  - BOOK
AU  - De Koninck, Jean-Marie  .
TI  - 1001 Problems in classical number theory / 
SN  - 978 0 8218 6888 1
U1  - B2 
PY  - 2011///
CY  - Providence, Rhode Island : 
PB  - American Mathematical Society , 
KW  - Number theory-Problems, exercises, etc
ER  -