Title: Kānsưksā thopthūan nayōbāi læ phǣn kānsongsœ̄m læ raksā khunnaphāp singwǣtlō̜m hǣng chāt Phō̜.Sō̜. 2540-2559
Description: Final report on studying and reviewing of the national policy and promotional plan for enviromental quality conservation, during the years 1997-2016, Thailand.