https://namu.wiki/w/%EC%84%9C%EC%9A%B8%EB%8C%80%20%EC%84%A0%EC%A0%95%20%EC%9D%B8%EB%AC%B8%EA%B3%A0%EC%A0%84%2050%EC%84%A0
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http://bucpa.tistory.com/55
시카코대학교 100
http://sure91.tistory.com/7
서울대 100
http://book100.snu.ac.kr/book/
교보 추천
http://www.kyobobook.co.kr/event/eventViewByPid.laf?eventPid=10034
세인트존스 추천
http://www.kyobobook.co.kr/product/detailViewKor.laf?ejkGb=KOR&mallGb=KOR&barcode=9788955618174
고전
http://monzaq.tistory.com/429
카이스트
http://egloos.zum.com/imjohnny/v/1692138
http://zetawiki.com/wiki/%EB%B6%84%EB%A5%98:%EA%B5%90%EC%88%98%EC%8B%A0%EB%AC%B8_%EC%B6%94%EC%B2%9C%EA%B3%A0%EC%A0%84