http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Also distributed to depository libraries in microfiche, <1985-1996>
Not distributed to depository libraries in a physical form, <1997- >
Address: ERS-NASS, 5285 Port Royal Road, Springfield, VA 22161
Address: ERS-NASS, 5285 Port Royal Rd., Springfield, VA 22161.
Not distributed to depository libraries in a physical form, <1997->
Volumes prior to 1978 were classed: A 92.18/7:(date); volumes for Mar. 1978-June 1981 were classed: A 105.23/5:(date).
Single copies available from: Crop Reporting Board Publications, Rm. 5829, S. Bldg., USDA, Washington, D.C. 20050
Some issues available via Internet. Address as of 7/14/98: http://usda.mannlib.cornell.edu/reports/nassr/livestock/php-bb/; current access is available via PURL.
Issues for 1968-Jan. 1978 and June 1981-198 issued by: Crop Reporting Board, Statistical Reporting Service; 197 -Sept. 1980 by: Crop Reporting Board, Economics, Statistics, and Cooperatives Service; Dec. 1980-Mar. 1981 by: Crop Reporting Board, Economics and Statistics Service; <Dec. 1986>-Dec. 28, 2000 by: National Agricultural Statistics Service, Agricultural Statistics Board.
Hogs and pigs (Washington, D.C. : Online)
United States. Bureau of Agricultural Economics.