Cita APA (7th ed.)

Click, R. L., & Duening, T. N. (2005). Business process outsourcing: The competitive advantage. John Wiley & Sons.

Cita Chicago (17th ed.)

Click, Rick L., i Thomas N. Duening. Business Process Outsourcing: The Competitive Advantage. Hoboken, N.J.: John Wiley & Sons, 2005.

Cita MLA (9th ed.)

Click, Rick L., i Thomas N. Duening. Business Process Outsourcing: The Competitive Advantage. John Wiley & Sons, 2005.