Smith, J. L. (2012). Issues in extractive resource taxation: A review of research methods and models. International Monetary Fund.
Chicago-viite (17. p.)Smith, James L. Issues in Extractive Resource Taxation: A Review of Research Methods and Models. Washington, D.C.: International Monetary Fund, 2012.
MLA-viite (9. p.)Smith, James L. Issues in Extractive Resource Taxation: A Review of Research Methods and Models. International Monetary Fund, 2012.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.