United States Bureau of the Census & United States. Bureau of the Census. (1966). Censuses of population and housing, 1960: Procedural history. s.n.
芝加哥风格引文United States Bureau of the Census 与 United States. Bureau of the Census. Censuses of Population and Housing, 1960: Procedural History. [Washington: s.n, 1966.
MLA引文United States Bureau of the Census 与 United States. Bureau of the Census. Censuses of Population and Housing, 1960: Procedural History. s.n, 1966.
警告：这些引文格式不一定是100％准确.