Clark, G. (1984). Labor demand and economic development policy. Pion Ltd.
Cita Chicago (17th ed.)Clark, G. Labor Demand and Economic Development Policy. Pion Ltd, 1984.
Cita MLA (9th ed.)Clark, G. Labor Demand and Economic Development Policy. Pion Ltd, 1984.
Atenció: Aquestes cites poden no estar 100% correctes.