The PDF file you selected should load here if your Web browser has a PDF reader plug-in installed (for example, a recent version of Adobe Acrobat Reader).
If you would like more information about how to print, save, and work with PDFs, Highwire Press provides a helpful Frequently Asked Questions about PDFs.
Alternatively, you can download the PDF file directly to your computer, from where it can be opened using a PDF reader. To download the PDF, click the Download link above.
Fullscreen
Fullscreen Off
Educare Electronic Journal. Edited and published by CIDE, Universidad Nacional, Costa Rica. e-ISSN: 1409-4258 Email: educare@una.cr Phone: (506) 2277-3372 (506) 8913-6810
Web Managers Área UNAWEB - CGT - DTIC - Universidad Nacional Adapted from Open Journal System 
Comments on this article
by Melodie Plata (2017-10-13)
by Mr stan smith kingtravel (2017-12-15)
by Mr stan smith jackyjun (2017-12-20)
by Patricia Poeta (2018-01-30)
by Pedro Silva (2018-03-14)
by Patricia Poeta (2018-04-13)