Tœ̄ptō pai dūai kan yāng yangyư̄n
Publisher: Bō̜risat Pō̜tō̜thō̜. Samrūat læ Phalit Pitrōlīam
Published: 2009
Place of publication: Kamphǣng Phet
Language: tha
Number of pages: 60
Description: PTT Exploration and Production Public Company and their social activities.
Notes: Cover title.

In Thai.