TY  - BOOK
AU  - Kreyszig,Erwin, -
AU  - -
TI  - Introductory functional analysis with applications: -
SN  - 9971513811
U1  - 515.7/K92i 
PY  - 1978///
CY  - New York
PB  - Wiley
KW  - Functional analysis
KW  - Mathematics
N1  - x
ER  -