TY  - BOOK
AU  - Polivka R P
AU  - Pakin Sandra
TI  - APL : the language and its usage
SN  - 0-13-038885-8
U1  - 005.133 
PY  - 1975///
CY  - Englewood Cliffs
PB  - Prentice Hall
KW  - APL programming
KW  - Programming language
ER  -