Sujin Woottichaiwat. (2015) Efficiency Improvement of Truck Queuing System in the Freight Unloading Process Case Study of a Private Port in Songkhla Province. <i>Silpakorn University Science and Technology Journal</i>, <i>9</i>(2), 52-58.Sujin Woottichaiwat. "Efficiency Improvement of Truck Queuing System in the Freight Unloading Process Case Study of a Private Port in Songkhla Province". Silpakorn University Science and Technology Journal 9 (2015):52-58.Sujin Woottichaiwat. Efficiency Improvement of Truck Queuing System in the Freight Unloading Process Case Study of a Private Port in Songkhla Province. Silpakorn University Research and Development Institute:ม.ป.ท. 2015.