Supanee Injun และ Rungsun Injun. (2018) Out-sourcing of Bookkeeping and Weakens the Financial Strengthof SMEs : A Case Study in Nakhon Pathom Province. <i>Journal of Management Science Nakhon Pathom Rajabhat University</i>, <i>5</i>(1), 143-151.Supanee Injun และ Rungsun Injun. "Out-sourcing of Bookkeeping and Weakens the Financial Strengthof SMEs : A Case Study in Nakhon Pathom Province". Journal of Management Science Nakhon Pathom Rajabhat University 5 (2018):143-151.Supanee Injun และ Rungsun Injun. Out-sourcing of Bookkeeping and Weakens the Financial Strengthof SMEs : A Case Study in Nakhon Pathom Province. Faculty of Management Science Nakhon Pathom Rajabhat University:ม.ป.ท. 2018.