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| LEADER |
00623nam a2200205 a 4500 |
| 001 |
49470 |
| 003 |
AR-LpUBP |
| 005 |
20250704185552.0 |
| 007 |
ta |
| 008 |
090303s1925 xxu g 000 0 eng d |
| 040 |
|
|
|a AR-LpUBP
|b spa
|c AR-LpUBP
|
| 100 |
1 |
|
|a Mac Crabbs, Lelah
|9 42647
|
| 245 |
1 |
0 |
|a Measuring efficiency
|
| 260 |
|
|
|a New York :
|b Columbia University,
|c 1925.
|
| 300 |
|
|
|a 99 p. ;
|c 21 cm.
|
| 942 |
|
|
|c BK
|
| 952 |
|
|
|0 0
|1 0
|2 udc
|4 0
|6 FB00091
|7 0
|9 71884
|a DUN
|b DUN
|c FG
|d 2023-07-10
|i 001392/26
|l 0
|o Fb-00091
|p DUN001392x26
|r 2023-07-10 20:34:56
|w 2023-07-10
|y BK
|
| 999 |
|
|
|c 49470
|d 49470
|
| 988 |
|
|
|c 34
|d Miguel Kiperszmid
|
| 997 |
|
|
|z a
|