TY  - BOOK
AU  - Courant,Richard,1888-1972
AU  - Hilbert,David,1862-1943
TI  - Methods of mathematical physics
U1  - 530.15 
PY  - 1975///
CY  - New Delhi
PB  - Wiley Eastern private limited
KW  - Mathematical materials
KW  - Physics
ER  -