| 000 | 003730000a22001210004500 | ||
|---|---|---|---|
| 245 | _aAnnual report of the Puerto Rico Telephone Authority and Puerto Rico Telephone Company | ||
| 710 | _aPuerto Rico Telephone Authority. | ||
| 260 |
_aSan Juan _bPuerto Rico Telephone Authority _a1974- |
||
| 082 | _aP8537 | ||
| 500 | _a1974-1976, 1982, 1983. | ||
| 942 | _cSR | ||
| 999 |
_c90848 _d90848 |
||