Cameron, A. C. (1998). Regression analysis of count data. Cambridge University Press.
Dyfyniad Arddull ChicagoCameron, Adrian Colin. Regression Analysis of Count Data. New York, NY: Cambridge University Press, 1998.
Dyfyniad MLACameron, Adrian Colin. Regression Analysis of Count Data. Cambridge University Press, 1998.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.