TY  - BOOK
AU  - Aphalo Pedro J.
TI  - Learn R :  as a language
T2  - The R series
SN  - 9780367182533
U1  - B28, R0 
PY  - 2020///
CY  - Boca Raton
PB  -  CRC Press        
KW  - Business Economics and  Finance
ER  -