Again... Do I need to take the 12 pictures of my dictionaries? Because that would make 12 sources Vs. 1 source against your point... And I'm talking about the Real Academia Española, Larousse, Espasa-Calpe, Collins, Vox... 

Just google for: Castilian-english > ¡¡¡39!!! results 
And google for spanish-english >  2.070.000 results 

Are you sure you want to continue with this?