Title: Nǣo patibat kanphatthanā khwāmplō̜tphai nai kānthamngān bǣp yangyư̄n rư̄ang "kānbō̜rihān khwāmplō̜tphai ʻāchīwaʻanāmai læ saphāpwǣtlō̜m nai kānthamngān" tām čhēttanārom khō̜ng kotmāi khwāmplō̜tphai nai kānthamngān
Description: On industrial safety and hygiene administration in Thailand.
Subjects: Industrial safety, Industrial hygiene
Places: Thailand