K.Johnson: Quantitative Methods in Linguistics
Blackwell, 2008, ISBN978-1-4051-4425-4
R.H.Baayen: Analyzing Linguistic Data
Cambridge, 2008, ISBN978-0-521-70918-7
S.Th.Gries: Quantitative Corpus Linguistics with R (2nd Ed)
Routledge, 2009, ISBN978-1138816282