National Organic Program : certification
- Year:
- 2008
- Subject:
- National Organic Program (U.S.), Natural foods -- Certification -- United States, Natural foods industry -- Standards -- United States, Organic farming -- Government policy -- United States, organic foods, organic certification, and United States
- Language:
- English
- Publisher:
- U.S. Dept. of Agriculture, Agricultural Marketing Service
- Collection:
- USDA publications