Bajada, C., & Schneider, F. (2005). Size, causes and consequences of the underground economy: An international perspective.
Chicago Style (17. basım) AtıfBajada, Christopher, ve Friedrich Schneider. Size, Causes and Consequences of the Underground Economy: An International Perspective. Aldershot, England: Burlington, VT: Ashgate, 2005.
MLA (9th ed.) AtıfBajada, Christopher, ve Friedrich Schneider. Size, Causes and Consequences of the Underground Economy: An International Perspective. 2005.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..