Creditos

INFOGRAFIA

https://addeportiva-poli.blogspot.com/p/que-es.html

https://www.voki.com/

https://www.websmultimedia.com/reloj-blog-gratis

https://www.contadorvisitasgratis.com/

http://www.codigos-qr.com/generador-de-codigo-de-barras/