Brown, L. D. (1993). Assessing the quality of service: Module 6 user's guide. Aga Khan Foundation.
Chicago-viite (17. p.)Brown, Lori DiPrete. Assessing the Quality of Service: Module 6 User's Guide. New York; Switzerland: Aga Khan Foundation, 1993.
MLA-viite (8. p.)Brown, Lori DiPrete. Assessing the Quality of Service: Module 6 User's Guide. Aga Khan Foundation, 1993.
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