000 00343nam a22001331a 4500
008
020 _c250.00
040 _aMaharaja Agrasen College - Delhi
100 _aWalker Bruch H.
245 _aOptical Engineering Fundamentals
_h[Text]
260 _c1998
300 _a341p.pb,
650 _aElectronics
999 _c19731
_d19731