(1974). The productivity effect of secondary schooling: A bit of evidence. Education Quarterly.
Citação norma Chicago"The Productivity Effect of Secondary Schooling: A Bit of Evidence." Education Quarterly 1974.
Citação norma MLA"The Productivity Effect of Secondary Schooling: A Bit of Evidence." Education Quarterly, 1974.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.