If you are unable to locate the resource you need through MeLCat, there are other catalogs you can use to order books and media.
When fleshing out the literature by and about an author, there are a couple of ways to approach this.
Example Keyword Search: hemingway criticism
Not finding many books on your topic? After trying a search, look for the
link to do the same search in WorldCat, a joint catalog for libraries throughout the United States and beyond. You can request items using ILL button in the record: