Robertson, D. (1992). GATT rules for emergency protection. Distributed in North America by University of Michigan Press.
Chicago Style (17. basım) AtıfRobertson, 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.
MLA (9th ed.) AtıfRobertson, David. GATT Rules for Emergency Protection. Distributed in North America by University of Michigan Press, 1992.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..