TY  - BOOK
AU  - Katzan,Harry
TI  - Invitation to forth
SN  - 0894331736
AV  - QA76.73 .K38 1981
PY  - 1981///
CY  - New york
PB  - Petrocelli Books
KW  - Invitation
KW  - Forth
N1  - Includes index
ER  -