Organisation for Economic Co-operation and Development & ProQuest (Firm). (2005). Fighting corruption and promoting integrity in public procurement. OECD.
Chicago-viite (17. p.)Organisation for Economic Co-operation and Development ja ProQuest (Firm). Fighting Corruption and Promoting Integrity in Public Procurement. Paris: OECD, 2005.
MLA-viite (9. p.)Organisation for Economic Co-operation and Development ja ProQuest (Firm). Fighting Corruption and Promoting Integrity in Public Procurement. OECD, 2005.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.