International Association of Agricultural Economists. (1986). Agricultural Economics. Elsevier Science Publishers.
Lua i Stíl Chicago (17ú heag.)International Association of Agricultural Economists. Agricultural Economics. Amsterdam: Elsevier Science Publishers, 1986.
Lua MLA (8ú heag.)International Association of Agricultural Economists. Agricultural Economics. Elsevier Science Publishers, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.