TY  - BOOK
AU  - Madsen,O.Lehrmann
AU  - Moller-Pedersen,Birger
AU  - Nygaard,Kristen
TI  - Object-oriented programming in the BETA programming laguage
SN  - 0201624303
PY  - 1993///
CY  - Wokingham, Eng.
PB  - Addison-Wesley
KW  - Object-oriented programming (Computer science)
KW  - BETA (Computer program language)
ER  -