APA引文

Gwin, J. M. An economic and historical study of food procurement for the armed forces of the United States.

Chicago Style (17th ed.) Citation

Gwin, James M. An Economic and Historical Study of Food Procurement for the Armed Forces of the United States.

MLA引文

Gwin, James M. An Economic and Historical Study of Food Procurement for the Armed Forces of the United States.

警告：这些引文格式不一定是100％准确.