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Lua i Stíl Chicago (17ú heag.)North Carolina. Crop Reporting Service, North Carolina. Division of Markets, agus United States. Bureau of Agricultural Economics. North Carolina Farm Census. Raleigh, N.C.: Crop Reporting Service.
Lua MLA (8ú heag.)North Carolina. Crop Reporting Service, et al. North Carolina Farm Census. Crop Reporting Service.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.