(1990). Investigation with respect to the operation of the harmonized system subtitle of the omnibus trade and competitiveness act of 1988. Washington: Usitc Publication.
استشهاد بنمط شيكاغوInvestigation With Respect to the Operation of the Harmonized System Subtitle of the Omnibus Trade and Competitiveness Act of 1988. Washington: Usitc Publication, 1990.
MLA استشهادInvestigation With Respect to the Operation of the Harmonized System Subtitle of the Omnibus Trade and Competitiveness Act of 1988. Washington: Usitc Publication, 1990.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.