000
002710000a22001210004500
008
160502b1952 xxu||||| |||| 00| 0 eng d
041
_a
eng
080
_a
621.384
_b
F5
942
_c
BK
100
_a
Fischer, B.
245
_a
Radio and television mathematics
260
_c
1952
999
_c
8443
_d
8443