Khun čha rīan ʻarai
By: "Sūm."
Edition: Phim khrang rǣk.
Publisher: Kō̜ng Bannāthikān Nangsư̄phim Thairat; Praphansān čhatčhamnāi
Published: 1973
Place of publication: [Bangkok]
Language: tha
Number of pages: 174
Description: On vocational guidance; articles on education and choice of profession.
Notes: In Thai.