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In 1966 he was awarded the American Historical Association 's Herbert Baxter Adams Prize , and in 2002 , Spain 's prestigious Nebrija Prize from the University of Salamanca .
 American Historical Association, Spain, University of Salamanca
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 American Historical Association, Spain, University of Salamanca