TY  - BOOK
AU  - Jain Bijendra N
AU  -  Agrawala Ashok K
TI  - Open systems interconnection: its architecture and protocols
U1  - D65,8(B)-4, N0 
PY  - 1990///
CY  - New York    
PB  -  Elsevier        
KW  - Computer networks
ER  -