Collins, S. M. (1998). Imports, exports and the American worker. Brookings Institution.
Cita Chicago Style (17a ed.)Collins, Susan Margaret. Imports, Exports and the American Worker. Washington: Brookings Institution, 1998.
Cita MLA (9a ed.)Collins, Susan Margaret. Imports, Exports and the American Worker. Brookings Institution, 1998.
Precaución: Estas citas no son 100% exactas.