TY  - BOOK
AU  - Courant,Richard
AU  - Courant,Richard
AU  - Robbins,Herbert
AU  - Stewart,Ian
TI  - What is mathematics?: an elementary approach to ideas and methods.-2nd ed. 
SN  - 9780195105193 (hbk.)
PY  - 1996///
CY  - New York
PB  - Oxford University Press
KW  - Mathematics
ER  -