Search History Select to load keywords (author equals "วิเชฏฐ์ คนซื่อ") AND (author equals "นพดล กิตนะ") AND (author equals "ผุสตี ปริยานนท์") (subject equals "Social Sciences") AND (subject equals "Economics") AND (subject equals "Public administration and defence; compulsory social security")
Use filters to refine the search results.