Xie, Yihui  _ Allaire, J. J Grolemund, Garrett <br/><br/>
R Markdown  the definitive guide 

 - London  CRC press  2019 
 - xxxiv, 301p.  HB  24cm. 
<br/><br/> Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9781138359420 
<br/><br/><label>Subjects--Personal Names: </label>   _ 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>R (Computer program language)<br/>Web site development--Computer programs<br/>Markdown (Document markup language)
<br/><br/><label>Dewey Class. No.: </label>006.74  / XIE