Evolucion del contrato colectivo de trabajo celebrado entre Petroleos Mexicanos y el SRTPRM.
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| Format: | Tesis de licenciatura |
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MX
1986
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| Online Access: | https://hdl.handle.net/20.500.14330/TES01000061716 http://132.248.9.195/pmig2018/0061716/Index.html |