TY - BOOK AU - Foote,Richard Jay AU - Fox,Karl August TI - Seasonal variation: methods of measurement and tests of significance T2 - Agriculture handbook / United States Department of Agriculture AV - HD1425 .F6 U1 - 338.1 PY - 1952/// CY - Washington, D.C. : U.S. Dept. of Agriculture, Bureau of Agricultural Economics KW - Seasonal variations (Economics) KW - Agriculture KW - Statistics N1 - Includes bibliographical references ER -