You may find this information detailed on a book's copyright page. Most often located across from the title page, the copyright page will contain information about the publisher (date), ISBN, illustration (art), and library of congress subject headings. 

The LC subject headings may provide details regarding the tale's country.

Examples:

The Impudent Rooster
PZ8.1.R2246 Im 2004
Folklore - Romania

Juan Bobo Goes to Work
PZ8.1.M765 Ju 2000 
Folklore - Puerto Rico