TY  - BOOK
AU  - Palsberg Jens.
AU  - I.Schwartzbach Michael I.
TI  - Object-Oriented Type Systems./ Jens Palsberg
SN  - 0-471-94128-X
U1  - 001.642 P525o 
CY  - USA:Wiley
KW  - 1.TYPE SISTEMS
ER  -