000 00553nam a22001817a 4500
005 20210119120822.0
008 210 119b xxu||||| |||| 00| 0 eng d
040 _cIIT Kanpur
041 _aeng
100 _aGussow
245 _aComputer-Aided design filter manual {NASA SP-3049]
_cGussow and Weathers
260 _aWashinfgton, D. C.
_bNational Aeronautics and Space Administration
_c1969
300 _a101p
440 _aNational Aeronautics and Space Administration (NASA)
650 _acomputer design
700 _aWeathers
942 _cREF
999 _c563911
_d563911