APA

Freeman R. B., . (1971). The market for college-trained manpower: a study in the economics of career choice. Cambridge, Mass: Harvard University Press.

Chicago

Freeman Richard B, . 1971. The market for college-trained manpower: a study in the economics of career choice. Cambridge, Mass: Harvard University Press.

Harvard

Freeman R. B., . (1971). The market for college-trained manpower: a study in the economics of career choice. Cambridge, Mass: Harvard University Press.

MLA

Freeman Richard B, . The market for college-trained manpower: a study in the economics of career choice. Cambridge, Mass: Harvard University Press. 1971.