Organisation for Economic Co-operation and Development, SourceOECD (Online service), & ProQuest (Firm). (2007). Compilation manual for an index of services production. OECD.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Organisation for Economic Co-operation and Development, SourceOECD (Online service), ба ProQuest (Firm). Compilation Manual for an Index of Services Production. Paris, France: OECD, 2007.
MLA -ийн эшлэл (9 дэх хэвлэлт)Organisation for Economic Co-operation and Development, et al. Compilation Manual for an Index of Services Production. OECD, 2007.
Анхааруулга: Эдгээр ишлэлүүд үргэлж 100% үнэн зөв биш байж магадгүй.