A Polsign of Janghang Line, Wonjuk Station
<a href="https://ko.wikipedia.org/wiki/%EC%82%AC%EC%9A%A9%EC%9E%90:LambdaCorp" class="extiw" title="ko:사용자:LambdaCorp">Lambda</a>
CC BY-SA 3.0
<a class="external free" href="https://ko.wikipedia.org/wiki/%ED%8C%8C%EC%9D%BC:KORAIL_Wonjuk_Station_Polsign.JPG">https://ko.wikipedia.org/wiki/파일:KORAIL_Wonjuk_Station_Polsign.JPG</a>