Office of the Prime Minister of Thailand, Announcement of the Office of the Prime Minister dated 27 April 2547 BE
“ Prime Minister Bibliography "Prakat Samnak Nayok-ratthamontri Long Wanthi Yisip Chet Mesayon Phoso Song Phan Ha Roi Sisip Chet" [Announcement of the Office of the Prime Minister dated 27 April 2547 BE] . (2004, 27 April) . Ratchakitchanubeksa [Royal Gazette] , 121 (17A) , 29. (In Thai) . This work is a translation and has a separate copyright status to the applicable copyright protections of the original content. ”
