Lua APA (7ú heag.)

HUDAK, J. (1980). Trees For Every Purpose. McGraw-Hill.

Lua i Stíl Chicago (17ú heag.)

HUDAK, Joseph. Trees For Every Purpose. McGraw-Hill, 1980.

Lua MLA (8ú heag.)

HUDAK, Joseph. Trees For Every Purpose. McGraw-Hill, 1980.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.