APA引文

(1993). Global competitiveness of U. S. advanced - technology industries: Cellu;ar communications. Washington: U. S. International Trade Commission.

Trích dẫn kiểu Chicago

Global Competitiveness of U. S. Advanced - Technology Industries: Cellu;ar Communications. Washington: U. S. International Trade Commission, 1993.

MLA引文

Global Competitiveness of U. S. Advanced - Technology Industries: Cellu;ar Communications. Washington: U. S. International Trade Commission, 1993.

警告：这些引文格式不一定是100％准确.