(1988). Imports under items 806.30 and 807.00 of the tariff schedules of the United States, 1984 -87. Washington: Usitic Publication.
استشهاد بنمط شيكاغوImports Under Items 806.30 and 807.00 of the Tariff Schedules of the United States, 1984 -87. Washington: Usitic Publication, 1988.
MLA استشهادImports Under Items 806.30 and 807.00 of the Tariff Schedules of the United States, 1984 -87. Washington: Usitic Publication, 1988.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.