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| LEADER |
00656Cam#a2200253#u#4500 |
| 001 |
OPESID002927 |
| 003 |
OPE |
| 005 |
20091029185912 |
| 008 |
000612s1988 ag a | |||| ||spa d |
| 020 |
# |
# |
|a 9505822481
|
| 040 |
# |
# |
|a OPE
|b spa
|c OPE
|
| 092 |
# |
# |
|c 613
|l NEF
|
| 100 |
1 |
# |
|a Neffa, Julio César
|
| 245 |
1 |
0 |
|a Qué son las condiciones y medio ambiente de trabajo?
|
| 260 |
# |
# |
|a Buenos Aires :
|b Hvmanitas,
|c 1988.
|
| 300 |
# |
# |
|a 186 p. :
|b il.
|
| 650 |
# |
4 |
|a Seguridad en el trabajo
|
| 650 |
# |
4 |
|a Trabajo
|
| 866 |
0 |
# |
|a 1 EJ.
|
| 908 |
# |
# |
|a IMP
|
| 929 |
# |
# |
|a COM
|
| 930 |
# |
# |
|a 10657
|d pre
|
| 952 |
# |
# |
|f COM
|w 000612
|p OPE10657
|a OPE
|b OPE
|o 613 NEF
|y IMP
|
| 999 |
# |
# |
|a ALICIA
|
