Robertson, D. (1992). GATT rules for emergency protection. Distributed in North America by University of Michigan Press.
Citação norma ChicagoRobertson, David. GATT Rules for Emergency Protection. New York : Harvester Wheatsheaf for the Trade Policy Research Centre, London ; Ann Arbor, MI, USA: Distributed in North America by University of Michigan Press, 1992.
Citação norma MLARobertson, David. GATT Rules for Emergency Protection. Distributed in North America by University of Michigan Press, 1992.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.