Yoon, S., Cha, S. H., & Moon, D. (2012). Development history of the Korea customs service and its automation. Korea: KCingle-CUPIA.
استشهاد بنمط شيكاغوYoon, Samuel., Seung Hyun Cha, و Daniel Moon. Development History of the Korea Customs Service and Its Automation. Korea: KCingle-CUPIA, 2012.
MLA استشهادYoon, Samuel., Seung Hyun Cha, و Daniel Moon. Development History of the Korea Customs Service and Its Automation. Korea: KCingle-CUPIA, 2012.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.