000 | 00322pam a2200145a 44500 | ||
---|---|---|---|
082 |
_a621.384 _bH368e3 |
||
100 | _aHellman, Charles I. | ||
245 | 1 | _aELEMENTS OF RADIO | |
250 | _a3rd | ||
260 |
_aPrinceton, N. J. _bVan Nostrand _c1956 |
||
300 | _a354 | ||
650 | _aRadio | ||
964 | _gCIRC | ||
997 | _a74070 s C | ||
999 |
_c408869 _d408869 |