TY  - GEN
AU  - Kreyszig,Erwin
TI  - Introductory functional analysis with applications
SN  - 0471507318
U1  - 515/.7 
PY  - 1978///
CY  - New York
PB  - Wiley
KW  - Functional analysis
N1  - Contine bibliogr. si index
ER  -