Janjirapon Panyindee. (2021) The Effect of Using Training Program for Enhancing Knowledge to Successful Aging Behavior. <i>Journal of Management Science Nakhon Pathom Rajabhat University</i>, <i>8</i>(2), 64-80.Janjirapon Panyindee. "The Effect of Using Training Program for Enhancing Knowledge to Successful Aging Behavior". Journal of Management Science Nakhon Pathom Rajabhat University 8 (2021):64-80.Janjirapon Panyindee. The Effect of Using Training Program for Enhancing Knowledge to Successful Aging Behavior. Faculty of Management Science Nakhon Pathom Rajabhat University.:ม.ป.ท. 2021.