Ngā hua rapu - Han'guk Int'ŏnet Chinhŭngwŏn
- E whakaatu ana i te 1 - 2 hua o te 2
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1
2004 survey on the wireless internet use mā Han'guk Int'ŏnet Chinhŭngwŏn
I whakaputaina 2004
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2
Survey on the computer and internet usage 2005.2 mā Han'guk Int'ŏnet Chinhŭngwŏn
I whakaputaina 2005