Lua APA (7ú heag.)

University of Chicago. Encyclopaedia Británnica. Macropaedia: Proboscidea - Rubber (15a ed.).

Lua i Stíl Chicago (17ú heag.)

University of Chicago. Encyclopaedia Británnica. Macropaedia: Proboscidea - Rubber. 15a ed.

Lua MLA (8ú heag.)

University of Chicago. Encyclopaedia Británnica. Macropaedia: Proboscidea - Rubber. 15a ed.

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