References
- Berger , R. L. 1994 . Letter to the Editor on “Exact Power of Conditional and Unconditional Tests: Going Beyond the 2 × 2 Table” . The American Statistician , 48 : 175 by Mehta and Hilton
- Freidlin , B. and Gastwirth , J. L. 1999 . “Unconditional Versions of Several Tests Commonly Used in the Analysis of Contingency Tables” . Biometrics , 55 : 264 – 267 .