TY  - BOOK
AU  - Gardner, Martin
AU  - 
TI  - Mathematical carnival
SN  - 0-14-013507-3
U1  - 51-8 
PY  - 1975///
CY  - London
PB  - Penguin Books
KW  - Mathematics
KW  - Number theory
KW  - Set theory
KW  - Group theory
KW  - Mathematical recreations
KW  - Number games
ER  -