PDF into word Giselda Costa | January 3, 2016 | | No Comments http://www.investintech.com/prod_a2d.htm About The Author giseldacosta Profª. Drª Giselda dos Santos Costa---Instituto Federal do Piauí - IFPI - Brasil Campus Teresina Zona Sul--/---"Curriculum"--E-mail:--giseldacostas@hotmail.com