00979nam a2200289Ia 4500001000700000003000600007005001700013008004100030020002800071040002800099042000800127043001200135100002900147245008600176246003000262250001300292260012500305300002500430336000800455337001600463338001900479500004100498504003000539050002400569650004500593650005100638260662OCoLC20200517125334.0000215r19991992pr       b    000 0 spa c  a0965005240 (pbk.)c9.00  aGZMcGZMdUIUbspaerda  apcc  anwpr---1 aOrtiz Negrón, Laura L.10aAl filo de la navaja :blos márgenes en Puerto Rico /cLaura L. Ortiz Negrón.30aMárgenes en Puerto Rico  aEd. rev.  aRío Piedras, P.R. :bCentro de Investigaciones Sociales, Universidad de Puerto Rico, Recinto de Río Piedras ,c1999.  axvi, 140 p.:c21 cm.  btxt  2rdamediabn  2rdacarrierbnc  aReprint. Originally published: 1992.  aBibliography: p. 127-140. 4aHN240.Z9bM266 1999 0aMarginality, SocialzPuerto Rico.2Local 0aInformal sector EconomicszPuerto Rico.2Local