00493nam a22001697a 4500 20170202105623.0 170202b xxu||||| |||| 00| 0 eng d 9781491910399 PK-LaUMT 519.502855133 WIC-F Wickham , Hadley R for data science: import, tidy, transform , visualize, and model data/ Hadley wickham and Garrett grolemund Beijing: O'reilly, 2017 492 p. en BK 90707 90707 0 0 0 0 01 01 2017-02-02 6 519.502855133 WIC-F 104335 2019-04-12 00:00:00 2019-03-27 2017-02-02 BK