681.14
WIC

14944
14945
14946
14947
14948

Wickham,Hadley R for data science : import ,tidy,transform,visualize and model data / by Hadley Wickham and Garrett Grolemund. - Mumbai : Shroff, 2018
492p. : Includes index 978-93-5213-497-7 950.00 * INFORMATION TECHNOLOGY *