000
002990000a22001210004500
245
_a
Electronic devices and their applications
100
_a
Das, P.N.
260
_a
New Delhi
_b
Oxford & IBH Publishing
_c
1972
300
_a
412 p. : ill.
080
_a
621.38
_b
D3
041
_a
EN
942
_c
BK
999
_c
103039
_d
103039