Lua APA (7ú heag.)
Canada. Environment Canada, ebrary, Inc, & Campbell, R. W. (1990). The birds of British Columbia. UBC Press.
Lua i Stíl Chicago (17ú heag.)
Canada. Environment Canada, Inc ebrary, agus R. Wayne Campbell. The Birds of British Columbia. Vancouver: UBC Press, 1990.
Lua MLA (9ú heag.)
Canada. Environment Canada, et al. The Birds of British Columbia. UBC Press, 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.