Lua APA (7ú heag.)
ebrary, Inc. (1985). Nutrient requirements of sheep (6th rev. ed.). National Academy of Press.
Lua i Stíl Chicago (17ú heag.)
ebrary, Inc. Nutrient Requirements of Sheep. 6th rev. ed. Washington, D.C.: National Academy of Press, 1985.
Lua MLA (9ú heag.)
ebrary, Inc. Nutrient Requirements of Sheep. 6th rev. ed. National Academy of Press, 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.