Velmurugan, P. (2009). Export credit insurance: Opportunities and challenges.
Chicago-viite (17. p.)Velmurugan, PS. Export Credit Insurance: Opportunities and Challenges. New Delhi, 2009.
MLA-viite (9. p.)Velmurugan, PS. Export Credit Insurance: Opportunities and Challenges. 2009.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.