Sitthiphon Kruarattikan. (2561) North Korean views on Vietnam: From fraternal friendship to economic development model. <i>Journal of Thai Interdisciplinary Research</i>, <i>Vol.13</i>(No.1), 67.Sitthiphon Kruarattikan. "North Korean views on Vietnam: From fraternal friendship to economic development model". Journal of Thai Interdisciplinary Research Vol.13 (2561):67.Sitthiphon Kruarattikan. North Korean views on Vietnam: From fraternal friendship to economic development model. Nakhon Pathom Rajabhat University:ม.ป.ท. 2561.