The X-11 variant of the Census method II seasonal adjustment program /
Shiskin, Julius.
Young, Allan H.
Musgrave, John C.
[Washington] : U.S. Dept. of Commerce, Bureau of the Census : For sale by the Supt. of Docs., U.S. G.P.O.,
1967.
"February 1967."
Includes bibliographical references (p. 58).
Time-series analysis.
Seasonal variations (Economics)