books.google.at - Praise for the First Edition"This is a superb text from which to teach categorical data analysis, at a variety of levels. . . [t]his book can be very highly recommended."—Short Book Reviews"Of great interest to potential readers is the variety of fields that are represented in the examples: health...http://books.google.at/books/about/An_Introduction_to_Categorical_Data_Anal.html?hl=de&id=gCskkCZWjyIC&q=Poisson&utm_source=gb-gplus-shareAn Introduction to Categorical Data Analysis