|
|
|
|
| LEADER |
00720cas a22002052u 4500 |
| 001 |
REVISCR-000789 |
| 003 |
AR-CrUNPB |
| 007 |
ta |
| 008 |
180517b ||p|r||||||0| 0spa d |
| 040 |
|
|
|a AR-CrUNPB
|
| 084 |
|
|
|a Z152201
|
| 245 |
1 |
0 |
|a NBS monograph
|
| 260 |
|
|
|a Washington, US :
|b EEUU. Department of Commerce. National Bureau of Standards,
|c 1959-
|
| 310 |
|
|
|a Irregular
|
| 866 |
|
0 |
|a 1959/65 4; 18; 19; 21; 24; 25; 27-29; 31; 33-36; 38; 40-46; 48; 50-52; 54; 55; 57; 60; 62-69; 72-74; 76-79; 84-87; 89; 91; 93; 94
|
| 590 |
|
|
|a Registros migrados a formato MARC. Clasificación Anterior: 252-
|
| 650 |
|
7 |
|a NORMALIZACION
|2 Unescot
|9 4692
|
| 650 |
|
7 |
|a ESTADOS UNIDOS
|2 Unescot
|9 3119
|
| 942 |
|
|
|c CR
|
| 999 |
|
|
|c 100583
|d 100582
|