United States. Bureau of the Census & Clark, J. R. (1978). Description and technical documentation of the PICADAD file. Dept. of Commerce, Bureau of the Census.
Chicago Style (17th ed.) CitationUnited States. Bureau of the Census and James R. Clark. Description and Technical Documentation of the PICADAD File. [Washington]: Dept. of Commerce, Bureau of the Census, 1978.
MLA (9th ed.) CitationUnited States. Bureau of the Census and James R. Clark. Description and Technical Documentation of the PICADAD File. Dept. of Commerce, Bureau of the Census, 1978.
Warning: These citations may not always be 100% accurate.