Cameron, Adrian Colin. Regression analysis of count data / A. Colin Cameron, Pravin K. Trivedi. - Cambridge, UK ; New York, NY, USA : Cambridge University Press, 1998. - xvii, 411 p. : ill. ; 24 cm. - Econometric society monographs ; no. 30 . ISBN: 0521632013 (hardback) 0521635675 (paperback) Subjects--Topical Terms: Econometrics.Regression analysis. Dewey Class. No.: 519.5