00452nam a2200157Ia 4500008004100000020001600041041000800057082002200065100001600087245007600103260003700179300002100216500002100237546002200258650001400280160719t2002 xxua gr 001 0 eng u a1598184021x aeng04a658.8 bG63p 2211 aGodin, Seth10aPurple cow :btransform your business by being remarkable /cSeth Godin3 aNueva York :bPortafolio,c2002. ax, 145 páginas aInlcuye índice aTexto en inglés 4aMarketing