Lua APA (7ú heag.)
ebrary, Inc. (1994). Rangeland health: New methods to classify, inventory, and monitor rangelands. National Academy Press.
Lua i Stíl Chicago (17ú heag.)
ebrary, Inc. Rangeland Health: New Methods to Classify, Inventory, and Monitor Rangelands. Washington, D.C.: National Academy Press, 1994.
Lua MLA (9ú heag.)
ebrary, Inc. Rangeland Health: New Methods to Classify, Inventory, and Monitor Rangelands. National Academy Press, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.