000 00493nam a22001697a 4500
005 20170202105623.0
008 170202b xxu||||| |||| 00| 0 eng d
020 _a9781491910399
040 _cPK-LaUMT
082 _a519.502855133
_bWIC-F
100 _aWickham , Hadley
245 _aR for data science:
_bimport, tidy, transform , visualize, and model data/
_cHadley wickham and Garrett grolemund
260 _aBeijing:
_bO'reilly,
_c2017
300 _a492 p.
546 _aen
942 _cBK
999 _c90707
_d90707