Chickens and eggs :
monthly egg production, layers on farms, pullets not of laying age, and rate of lay by states and geographic regions, revised estimates, 1955-59
APA Citation
United States. Crop Reporting Board. (1961). Chickens and eggs: monthly egg production, layers on farms, pullets not of laying age, and rate of lay by states and geographic regions, revised estimates, 1955-59. Washington, D.C.: U.S. Dept. of Agriculture, Statistical Reporting Service, Crop Reporting Board.
MLA Citation
United States. Crop Reporting Board. Chickens And Eggs: Monthly Egg Production, Layers On Farms, Pullets Not of Laying Age, And Rate of Lay by States And Geographic Regions, Revised Estimates, 1955-59. Washington, D.C.: U.S. Dept. of Agriculture, Statistical Reporting Service, Crop Reporting Board, 1961.
Warning: These citations may not always be complete (especially for serials).