Lua APA (7ú heag.)

(1999). ISO 14001 auditing manual. McGraw-Hill.

Lua i Stíl Chicago (17ú heag.)

ISO 14001 Auditing Manual. McGraw-Hill, 1999.

Lua MLA (8ú heag.)

ISO 14001 Auditing Manual. McGraw-Hill, 1999.

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