유종필 YuJungpil. (2009). 신성장동력 Shinsongjanglyog.
Chicago Style (17th ed.) Citation유종필 YuJungpil. 신성장동력 Shinsongjanglyog. 2009.
MLA (8th ed.) Citation유종필 YuJungpil. 신성장동력 Shinsongjanglyog. 2009.
Warning: These citations may not always be 100% accurate.