References
- Richard Udry , J. , Teddlie , Charles and Suchindran , C. M. 1979 . ‘The Random Variation in Rates Based on Total Enumeration of Events’ . Population Studies , d33 ( 2 ) : 353 – 364 .
- Avery, , R.C. and Hakkert, , R. Comment on ‘The Random Variation in Rates Based on Total Enumeration of Events’ by Udry, Teddlie and Suchindran
- Johnson , N. J. and Kotz , S. 1969 . Discrete Distributions, Houghton , Boston : Mifflin Company .