Title: Krung Thēp Mahā Nakhō̜n kap ngān dān singwǣtlō̜m phāitai kānbō̜rihān khō̜ng Nāi ʻAphirak Kōsayōthin, Phūwārātchakān Krung Thēp Mahā Nakhō̜n, Phō̜.Sō̜. 2550
Description: On environment and pollution management of Bangkok Metropolitan Administration, Thailand.