Cita APA (7a ed.)
Fay, R. G., & Lippoldt, D. (1999). The public employment service in the United States. Organisation for Economic Co-operation and Development.
Cita Chicago Style (17a ed.)
Fay, Robert G., y Douglas Lippoldt. The Public Employment Service in the United States. Paris, France: Organisation for Economic Co-operation and Development, 1999.
Cita MLA (9a ed.)
Fay, Robert G., y Douglas Lippoldt. The Public Employment Service in the United States. Organisation for Economic Co-operation and Development, 1999.
Precaución: Estas citas no son 100% exactas.