Sooksil, Nart. “Cause of Delays in Large Building Construction Projects : A Case Study of Nakhon Phanom Province”. Srinakharinwirot University Engineering Journal 14, no. 3 (December 24, 2019): 60–72. Accessed May 25, 2024. https://ph02.tci-thaijo.org/index.php/sej/article/view/183457.