| 000 | 00326nam a2200109Ia 4500 | ||
|---|---|---|---|
| 008 | 180412s9999||||xx |||||||||||||| ||und|| | ||
| 040 | _aAhmadu Bello University Library - Zaria | ||
| 100 | _aUNESCO | ||
| 245 | 2 | _aA guide to satellite communication. | |
| 260 |
_aParis _bU.N.E.S.C.O. _c1972 |
||
| 300 | _a35p. | ||
| 500 | _aIncludes bibliographical references. | ||
| 999 |
_c18953 _d18953 |
||