01301nam a2200349Ia 4500001000900000003000500009005001700014008004100031010001100072040000900083082002200092110003400114245012800148250001200276260004700288300001100335504003100346590002300377650003900400650002700439650002400466650003000490700004800520710003400568901002200602902000600624905006300630942001500693999001900708952011200727952011200839dia_1555CHAP20251021152232.0220117s1972    xx            000 0 und d  a176714  cCHAP  a665.5972 P48 1972  aPetróleos Mexicanos9159377  aEl petroleo  /c Dirección General, Biblioteca Central, Petróleos Mexicanos ; compilación Humberto Zarazúa Muciño  a12a ed.  aMéxico  :b Petróleos Mexicanos,c1972  a184 p.  aBibliografía: p. 181-184  aHD9574.M6 P48 1972  aIndustria del petróleo  9159378  aPetrochemicals9159379  aPetroleum  9159380  aPetroquímicos  9159381  aZarazúa Muciño, Humberto, comp.9159382  aPetróleos Mexicanos9159377  a665.5972 P48 1972  aA  a5232271972                          mx bdin8222223322spa16  cLIBRO2ddc  c176714d176714  00102ddc40708GRALaIA_bIA_c1d2022-01-18f1l0pdia_000330r2022-01-18 00:00:00t2w2022-01-18yLIBRO  00102ddc40708GRALaIA_bIA_c1d2022-01-18f1l0pdia_000329r2022-01-18 00:00:00t1w2022-01-18yLIBRO