Title: Rāingān kānsưksā prīapthīap phon kānsamrūat khāčhāng, rāidai, læ chūamōng thamngān, Phō̜. Sō̜. 2532-2534
Description: A survey report on labor costs in comparison with their working hours from 1989 to 1991, Thailand.
Subjects: Statistics, Labor costs, Hours of labor
Places: Thailand