Title: Khwāmtō̜ngkān rǣngngān læ kānkhao ʻō̜k ngān, Phō̜. Sō̜. 2521, Krung Thēp Mahā Nakhō̜n, Samut Prākān, Nonthaburī, Pathum Thānī
Description: Survey by the Labor Department on the supply and demand of labor and labor turnover in Bangkok, Nonthaburi, Samut Prakan, and Pathum Thani.