462
According to Hsu , the theoretical framework used by anthropologists must be supported by the results of fieldwork , and Teng has done a very thorough job of providing excellent first - hand materials .
 Hsu, Teng, first
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: date, organization, person, geographical social political, national religious political, facility, cardinal, location, work of art, law, event, product, ordinal, percent, time, quantity, money, language 
Text: {0} 
Answer:
 Hsu, Teng, first