Francis, W. Nelson & Henry Kucera. 1979. BROWN CORPUS MANUAL: Manual of Information to Accompany a Standard Corpus of Present-Day Edited American English for Use with Digital Computers. http://icame.uib.no/brown/bcm.html [Архівовано 18 травня 2014 у Wayback Machine.].
Francis, W. Nelson & Henry Kucera. 1979. BROWN CORPUS MANUAL: Manual of Information to Accompany a Standard Corpus of Present-Day Edited American English for Use with Digital Computers. http://icame.uib.no/brown/bcm.html [Архівовано 18 травня 2014 у Wayback Machine.].