@book{34097,
	author = {Cox, D. R. and Snell, E. J.  and Snell, E. J. ; jt. auth.},
	title = {Analysis of binary data},
	publisher = {Chapman & Hall/CRC Press},
	year = {1989},
	series = {Monographs on statistics & applied probability },
	address = {Boca Raton},
	edition = {2nd}
}