Deletion of La Gran Aventura de Alejandro

Comment: A quick Google search indicates the book passes  as a significant subject of instruction. As an example, it's on the 2012 required summer reading list at Xaverian Brothers High School in Massachusetts http://www.xbhs.com/page.cfm?p=1079 Cite, see "Incoming Sophomore Reading List". Yet another case of "rewrite, don't delete" here
Stance: keep
Cited policy: Wikipedia:Notability (WP:NBOOK)

Comment: Since it's a textbook, it can't fall under the classroom part of  and I can't find anything to suggest that this is a notable textbook otherwise. Nothing comes up on JSTOR or on a google search
Stance: delete
Cited policy: Wikipedia:Notability (WP:NBOOK)