00575nam a22001817a 450000100060000000300100000600500170001604000140003300800410004702000180008810000180010624501100012425000060023426000370024030000120027765000420028970000620033122624MX-SIABUC20260702205513.0  aMX-SIABUC050619s1997    us x   j            eng d  a1-56706-513-940aCox, James D.0 aSecurities regulation : cases and materials/cby James D. Cox, Robert W. Hillman and Donald C. Langevoort4 a24 aNew York :bAspen Law & Business4 a1266 p.  a1.DERECHO BURSÁTILz-ESTADOS UNIDOS4 aHillman, Robert W., Coaut.aLangevoort, Donald C., Coaut.