APA引文

United States. DEPARTMENT OF AGRICULTURE. ECONOMIC RESEARCH SERVICE. WORLDWIDE USE OF AIRPHOTOS IN AGRICULTURE.

Chicago Style (17th ed.) Citation

United States. DEPARTMENT OF AGRICULTURE. ECONOMIC RESEARCH SERVICE. WORLDWIDE USE OF AIRPHOTOS IN AGRICULTURE. U.S.G.P., 1967. (AGRICULTURE HANDBOOK NO. 344).

MLA引文

United States. DEPARTMENT OF AGRICULTURE. ECONOMIC RESEARCH SERVICE. WORLDWIDE USE OF AIRPHOTOS IN AGRICULTURE.

警告：這些引文格式不一定是100％准確.