APA引文

U.S. Bureau of the Census. (1949). Annual survey of manufactures. 1949. U.S. Govt. Print. Off.

芝加哥风格引文

U.S. Bureau of the Census. Annual Survey of Manufactures. 1949. Washington: U.S. Govt. Print. Off, 1949.

MLA引文

U.S. Bureau of the Census. Annual Survey of Manufactures. 1949. U.S. Govt. Print. Off, 1949.

警告：这些引文格式不一定是100％准确.