TY  - BOOK
AU  - Flynn,James Robert
TI  - Are we getting smarter?: rising IQ in the twenty-first century 
SN  - 9781107028098 (hbk.)
PY  - 2012///
PB  - Cambridge, :Cambridge University Press
KW  - Intelligence tests
KW  - History
KW  - Intelligence levels
N1  - Includes bibliographical references and index
ER  -