"R Data Import/Export" manual [English] https://cran.r-project.org/doc/manuals/r-release/R-data.html Data Import/Export manual R Data Import/Export manual R Data Import/Export R Data Import/Export CRAN going back ages CRAN http://cran.r-project.org/doc/manuals/r-release/R-data.html http://cran.r-project.org/doc/manuals/r-release/R-data.html CRAN going back ages R Data Import/Export R manual on Data Import/Export R Data Import/Export http://cran.r-project.org/doc/manuals/r-release/R-data.html manual http://cran.r-project.org/doc/manuals/r-release/R-data.html R data import/export manual CRAN R Data Import/Export manual R Data Import/Export R Data Import/Export going back ages R Data Import/Export going back ages CRAN