Eficiencia y desarrollo
Subtitle: Paipa, Boyacá, julio 19 al 22 de 1989
By: III Jornadas Colombianas del Cemento.
Contributors: Instituto Colombiano de Productores de Cemento.
Publisher: Instituto Colombiano de Productores de Cemento
Published: 1989
Place of publication: [Medellín, Colombia?]
Language: spa
Subjects: Cement -- Colombia -- Congresses.
Notes: Includes bibliographical references.