TY  - BOOK
AU  - Ellsberger, Jan
TI  - SDL formal object-oriented language for communicating systems/  
SN  - 0136213847
AV  - TK5103.8 .E44 1997
PY  - 1997///
CY  - London
PB  - Prentice Hall
KW  - Language
KW  - Object orientation
ER  -