TY  - BOOK
AU  - Murrill, Paul W.
AU  - Cecil L.Smith
TI  - PL/I programming
SN  - 0-7002-2410-6
AV  - FCM QA76.73.P25M87 
PY  - 1973///
CY  - New York
PB  - Intext Educational Publishers
KW  - PL/I(Computer program language)
ER  -