Fisher, Ronald Aylmer, Sir, 1890-19622006-11-162006-11-161956Journal of the Royal Statistical Society, B, 18: 56-60 (1956).http://hdl.handle.net/2440/15270Reproduced with permission of Blackwell Publishers.en264: On a Test of Significance in Pearson's Biometrika Tables (No. 11).Journal article