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Sherburne F. Cook ( 1976a : 180 - 181 ) estimated the combined population of the Patwin and Nomlaki at 11,300 , of which 3,300 represented the southern Patwin .
 Sherburne F. Cook, Patwin, Nomlaki, Patwin
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Sherburne F. Cook, Patwin, Nomlaki, Patwin