TY  - BOOK
AU  - Konvalina, John  .
TI  - Programming with pascal / 
U1  - 005.133P 
PY  - 1987///
CY  - New York : 
PB  - Mc-Graw Hill , 
KW  - Computer program language
KW  - Programming languageP
KW  - Pascal
ER  -