TY  - BOOK
AU  - Plattner,B.(Bernhard)
TI  - X400 message handling : standards, interworking, applications
SN  - 020156503X
U1  - TK/5105.5 
PY  - 1991///
CY  - Eokingham, Englannd
PB  - Reading
KW  - Computer network protocols.
KW  - Computer networks.
KW  - Electronic mail systems
ER  -