Liên quan North American P-51 Mustang North Carolina (lớp thiết giáp hạm) North American F-86 Sabre Northrop Grumman B-2 Spirit Northrop F-5 Northrop Grumman RQ-4 Global Hawk North American B-25 Mitchell Northrop P-61 Black Widow North American F-100 Super Sabre North Bucks & District Football League
Tài liệu tham khảo WikiPedia: North_Korea_Tech http://www.smh.com.au/digital-life/mobiles/north-k... http://motherboard.vice.com/blog/anonymous-attack-... http://www.nknews.org/content_source/north-korea-t... https://techcrunch.com/2013/03/26/north-korea-3g-c... https://www.northkoreatech.org https://www.northkoreatech.org/2016/01/30/the-site... https://www.northkoreatech.org/about/ https://www.wikidata.org/wiki/Q17072077#P856
