Trích dẫn APA

(1930). U.S. global competitiveness: Optical fibers, technology and quipment. Washington: United States Trade Commission.

Trích dẫn kiểu Chicago

U.S. Global Competitiveness: Optical Fibers, Technology and Quipment. Washington: United States Trade Commission, 1930.

Trích dẫn MLA

U.S. Global Competitiveness: Optical Fibers, Technology and Quipment. Washington: United States Trade Commission, 1930.

Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.