TY  - BOOK
AU  - Paek Insu Au.
AU  -  Cole Ki Au.
TI  - Using R for item response theory model applications
SN  - 9781138542792 (pbk)
U1  - S, R0 
PY  - 2020///
CY  - London
PB  - Routledge UK      
KW  - PSYCHOLOGY
ER  -