TY  - GEN
AU  - Marks,Gary N
TI  - Education, social background and cognitive ability : : the decline of the social 
SN  - 9781138923225
AV  - LC191MAR2014 
PY  - 2014///
CY  - London ; New York
PB  -  Routledge
KW  - Educational equalization
N1  - includes index
ER  -