APA引文

Usher , A. P. (1929). A history of mechanical inventions. McGraw-Hill.

Chicago Style (17th ed.) Citation

Usher , Abbott Payson. A History of Mechanical Inventions. New York: McGraw-Hill, 1929.

MLA引文

Usher , Abbott Payson. A History of Mechanical Inventions. McGraw-Hill, 1929.

警告:這些引文格式不一定是100%准確.