TY  - BOOK
AU  - Distefano,Joseph
TI  - Control systems 
T2  - Sie
SN  - 0070681201 (paperback)
PY  - 2010///
CY  - New Delhi
PB  - Tata Mgraw Hill
UR  - http://www.amazon.com/exec/obidos/ASIN/0070681201/chopaconline-20
ER  -