TY  - BOOK
AU  - Webb, J.W. 
AU  -  Reis, R.A.
TI  - Programmable Logic Controllers : Principles and Application
SN  - 9788120323087
U1  - WEB 
PY  - 2012///
CY  - New Delhi
PB  - PHI Learning Private Limited
KW  - F-14
ER  -