TY  - BOOK
AU  - Klos, A. 
AU  - Aitchison P. W.
TI  - Network solution: Theory and practice/   
SN  - 0136135897
AV  - TK454.2 .K561993
PY  - 1993///
CY  - New York
PB  - ELLIS HORWOOD
ER  -