Brown, L. D. (1993). Assessing the quality of service: Module 6 user's guide. Aga Khan Foundation.
Lua i Stíl Chicago (17ú heag.)Brown, Lori DiPrete. Assessing the Quality of Service: Module 6 User's Guide. New York; Switzerland: Aga Khan Foundation, 1993.
Lua MLA (8ú heag.)Brown, Lori DiPrete. Assessing the Quality of Service: Module 6 User's Guide. Aga Khan Foundation, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.