NGC_197
NGC_197
Thực đơn
NGC_197Liên quan
NGC 197 NGC 1971 NGC 1970 NGC 1979 NGC 1974 NGC 1961 NGC 1277 NGC 147 NGC 1964 NGC 1705Tài liệu tham khảo
WikiPedia: NGC_197 http://cseligman.com/text/atlas/ngc1a.htm#197 http://ned.ipac.caltech.edu/cgi-bin/objsearch?objn... http://spider.seds.org/ngc/revngcic.cgi?NGC197 http://server1.wikisky.org/starview?object=NGC+197 http://www.wikisky.org/?object=NGC+197 http://www.wikisky.org/?object=NGC+197&img_source=... http://www.wikisky.org/?object=NGC+197&img_source=... http://www.wikisky.org/?object=NGC+197&img_source=... http://www.wikisky.org/?object=NGC+197&img_source=... http://www.wikisky.org/?object=NGC+197&img_source=...