Hough, R. (1973). A history of the world’s motorcycles. New York: Harper & Row.
Trích dẫn kiểu ChicagoHough, Richard. A History of the World’s Motorcycles. New York: Harper & Row, 1973.
MLA引文Hough, Richard. A History of the World’s Motorcycles. New York: Harper & Row, 1973.
警告：這些引文格式不一定是100％准確.