01015nam a2200265Ia 450000100060000000300050000600500170001100800410002802000150006903500200008403500180010404000130012204900090013509000220014410000440016624501500021025000290036026000290038930000250041850400410044365000420048465000420052699900170056895201640058560284BIBL20190124022516.0891003s1988    sp a     b    000 0 spa d  a8428316120  a(OCoLC)20430947  a35736437bCGP  aCGPcCGP  aPUED  aLB2369b.S52 198820aSierra Bravo, Restituto.91700912Local10aTesis doctorales y trabajos de investigación científicabmetodología general de su elaboración y documentacióncRestituto Sierra Bravo.  a2. ed., rev. y ampliada.0 aMadridbParaninfoc1988.  a479 p.bill.c22 cm.  aIncludes bibliographical references. 0aDissertations, Academic2Local987429 0aResearchxMethodology.2Local9158590  c46099d46099  0010406808_020000000000000_S572T2708evl9131188a10b10c1d2016-05-27i86458l0o808.02 S572t2p80000000179658r2016-05-27 00:00:00xr:60284 x z:NCC:Dy6