MILLER, D. A. (1984). Forage crops. McGraw Hill.
Lua i Stíl Chicago (17ú heag.)MILLER, Darrell A. Forage Crops. New York: McGraw Hill, 1984.
Lua MLA (9ú heag.)MILLER, Darrell A. Forage Crops. McGraw Hill, 1984.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.