Nathan Associates Inc. (1999). Strategies for enhancing the foreign Trade Policy Analysis/decision Support Activities: Defining the foreign Trade sector evolving role, need for reengineering,and a proposed reengineering methodology. Nathan Associates Inc.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Nathan Associates Inc. Strategies for Enhancing the Foreign Trade Policy Analysis/decision Support Activities: Defining the Foreign Trade Sector Evolving Role, Need for Reengineering,and a Proposed Reengineering Methodology. [Cairo]: Nathan Associates Inc, 1999.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Nathan Associates Inc. Strategies for Enhancing the Foreign Trade Policy Analysis/decision Support Activities: Defining the Foreign Trade Sector Evolving Role, Need for Reengineering,and a Proposed Reengineering Methodology. Nathan Associates Inc, 1999.