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|a Cruz Herrera, Elva Miriam
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|a Estudio económico sobre las alternativas de utilización de la pulpa de café
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|a San Salvador :
|b Universidad Centroamericana "José Simeón Cañas",
|c 1977
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|a 77 h
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|a Tesis (Lic. en Economía) -- Universidad Centroamericana "José Simeón Cañas"
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