Domingo, V., & Blij, H. J. D. (1996). Guide to accompany Physical geography of the global environment (second edition.). John Wiley.
Lua i Stíl Chicago (17ú heag.)Domingo, Vernon, agus Harm J De Blij. Guide to Accompany Physical Geography of the Global Environment. second edition. New York: John Wiley, 1996.
Lua MLA (8ú heag.)Domingo, Vernon, agus Harm J De Blij. Guide to Accompany Physical Geography of the Global Environment. second edition. John Wiley, 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.