Republic of Korea - Country profile View country profile from World Statistics Pocketbook http://data.un.org/
Democratic People's Republic of Korea - Country profile View country profile from World Statistics Pocketbook http://data.un.org/
Republic of Korea - Statistics Korea National Statistical Office of Republic of Korea http://kostat.go.kr/
United Nations Statistics Division - National Accounts Estimates of Main Aggregates National accounts estimates for most countries and areas from 1970 onwards. http://unstats.un.org/
United Nations Statistics Division - National Accounts Official Country Data Official national accounts statistics in national currencies as provided by the National Statistical Offices. http://unstats.un.org/