Schultz, T.W.
The Economic value of education : education as investment in people : returns on the investment - Bangkok Unesco Regional Office for Education in Asia 1970 - 9 p. - Educational Planning Document .
37.003.1 / S4
The Economic value of education : education as investment in people : returns on the investment - Bangkok Unesco Regional Office for Education in Asia 1970 - 9 p. - Educational Planning Document .
37.003.1 / S4