Credits:

López Olay Antonio: Makes the correction of the work.

Tellez Rivera Elizabeth: Wrote the story.

Chávez Zúñiga Miriam: Wrote the story.

Flores De La Cruz Miguel Ángel: Made the drawings.

Rangel Villa Juan Manuel: Made the drawings.

Castro Velasco José Arturo: Wrote the credits and printed the work.

Bibliography:

VIRGINIA, Evans Et. JENNY Dooley. Upload2, E.U, Edit. Express Publishing, 2009. 117pp.