Kerr, C., Frederick H. Harbison, John T.Dunlop, & Charles A. Myers. (1955). The Labour Problem in Economic Developmenta Framework for a Reappraisal (reprint 1.). La Tribune de Geneve.
Chicago (17e ed.) BronvermeldingKerr, Clark, Frederick H. Harbison, John T.Dunlop, en Charles A. Myers. The Labour Problem in Economic Developmenta Framework for a Reappraisal. reprint 1. Geneva: La Tribune de Geneve, 1955.
MLA (9e ed.) BronvermeldingKerr, Clark, et al. The Labour Problem in Economic Developmenta Framework for a Reappraisal. reprint 1. La Tribune de Geneve, 1955.