Deismireacht APA

Ball, D. (1980). America's railroads: The second generation. New York: Norton.

Trích dẫn kiểu Chicago

Ball, Don. America's Railroads: The Second Generation. New York: Norton, 1980.

Deismireacht MLA

Ball, Don. America's Railroads: The Second Generation. New York: Norton, 1980.

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