[Çѱ¹°æÂû¿¬±¸ Á¦20±Ç Á¦3È£]±èÀÏ°ï_Awarness on Drone Applicability through Mind Map Comparison Before and After Dr
[Çѱ¹°æÂû¿¬±¸ Á¦20±Ç Á¦3È£]±èÀÏ°ï_Awarness on Drone Applicability through Mind Map Comparison Before and After Drone Learning and the Task of Introducing Drone Learning -For police and Security Majors-