TY  - BOOK
AU  - Kreyszig,Erwin
TI  - Introductory functional analysis with applications
SN  - 0471504599
AV  - QA320 .K74 1989
PY  - 1989///
CY  - New York
PB  - John Wiley
KW  - Functional analysis
N1  - Includes bibliographical references and index
ER  -