TY  - BOOK
AU  - Psacharopoulos, George and Hinchliffe, Keith
AU  - Hinchliffe, Keith; jt. auth.
TI  - Returns to education; an international comparison
T2  - Studies on Education
U1  - 379.11 
PY  - 1973///
CY  - Amsterdam
PB  - Elsevier
ER  -