Citazione Stile APA (7a Edizione)

Smith, S., & Keen, M. (2007). VAT Fraud and Evasion: What Do We Know, and What Can be Done? International Monetary Fund.

Citazione stile Chigago Style (17a edizione)

Smith, Stephen, e Michael Keen. VAT Fraud and Evasion: What Do We Know, and What Can Be Done? Washington, D.C.: International Monetary Fund, 2007.

Citatione MLA (8a ed.)

Smith, Stephen, e Michael Keen. VAT Fraud and Evasion: What Do We Know, and What Can Be Done? International Monetary Fund, 2007.