APA
Pramote Prasartkul, Foundation of thai Gerontology Research and Devepment instute(TGRI), . (2019). Situation of The Thai Elderly 2018. Bangkok: Foundation of thai Gerontology Research and Devepment instute(TGRI).
Chicago
Pramote Prasartkul, Foundation of thai Gerontology Research and Devepment instute(TGRI), . 2019. Situation of The Thai Elderly 2018. Bangkok: Foundation of thai Gerontology Research and Devepment instute(TGRI).
Harvard
Pramote Prasartkul, Foundation of thai Gerontology Research and Devepment instute(TGRI), . (2019). Situation of The Thai Elderly 2018. Bangkok: Foundation of thai Gerontology Research and Devepment instute(TGRI).
MLA
Pramote Prasartkul, Foundation of thai Gerontology Research and Devepment instute(TGRI), . Situation of The Thai Elderly 2018. Bangkok: Foundation of thai Gerontology Research and Devepment instute(TGRI). 2019.