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| LEADER |
00824nam a2200241 a 4500 |
| 001 |
BFMO50002876 |
| 003 |
SV-SsUSB |
| 005 |
20130925104419.0 |
| 008 |
050201s1975 spa |
| 040 |
|
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|a Sistema Bibliotecario Universidad de El Salvador
|b spa
|c SV-SsUSB
|
| 041 |
0 |
|
|a spa
|
| 082 |
0 |
4 |
|a 621.47
|b H447e
|2 20
|
| 100 |
1 |
|
|a Hellman, Hall
|
| 245 |
0 |
0 |
|a Energía en el mundo del futuro. /
|c Hall Hellman, Mario Geacchino..
|
| 260 |
|
|
|a Buenos Aires :
|b Tres Tiempos,
|c 1975
|
| 300 |
|
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|a 171 p.
|
| 500 |
|
|
|a Apendice.
|
| 650 |
|
|
|a EL MAÑANA
|
| 650 |
|
|
|a LA ENERGIA EN NUESTROS DIAS
|
| 650 |
|
|
|a LOS PROBLEMAS DE LA ENERGIA
|
| 942 |
|
|
|2 ddc
|c BK
|
| 999 |
|
|
|c 2452
|d 2452
|
| 952 |
|
|
|0 0
|1 0
|2 ddc
|4 0
|6 621_470000000000000_H447E
|7 0
|8 CG
|9 4560
|a 50
|b 50
|c GN
|d 2012-12-07
|i 50002876
|o 621.47 H447e
|p 50002876
|r 2019-05-13
|w 2012-12-07
|y BK
|