TY  - BOOK
AU  - ZILL, DENNIS G.
AU  - GULLEN, MICHAEL R.
TI  - DIFFERENCIAL EQVATIONS WITH BOUNDARY-VALUE PROBLEMS
SN  - 0534380026
U1  - 515.35/ZIL/GUL 
PY  - 2001///
CY  - NEW DELHI.
PB  - NAROSA PUBLISHING HOUSE PVT. LTD., NEW DELHI
ER  -