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| LEADER |
00690nam a2200217 a 4500 |
| 001 |
117732 |
| 003 |
AR-LpUBP |
| 005 |
20250704194202.0 |
| 007 |
ta |
| 008 |
081014s1939 ck g 000 0 spa d |
| 040 |
|
|
|a AR-LpUBP
|b spa
|c AR-LpUBP
|
| 100 |
1 |
|
|a Velásquez Toro, Jorge
|9 93164
|
| 245 |
1 |
0 |
|a Petróleos de Colombia y México
|
| 260 |
|
|
|a Medellín :
|b Impr. Universidad,
|c 1939.
|
| 300 |
|
|
|a 76 p. ;
|c 18 cm.
|
| 500 |
|
|
|a Conferencia de grado
|
| 942 |
|
|
|c BK
|
| 952 |
|
|
|0 0
|1 0
|2 udc
|4 0
|6 COLOMBIA329
|7 0
|9 168717
|a DUN
|b DUN
|c FG
|d 2023-07-10
|i 004302/939
|l 0
|o Colombia-329
|p DUN004302x939
|r 2023-07-10 21:06:42
|w 2023-07-10
|y BK
|
| 999 |
|
|
|c 117732
|d 117732
|
| 988 |
|
|
|c 34
|d Miguel Kiperszmid
|
| 997 |
|
|
|z a
|