Cita APA

Douglas, N., Johannsen, K., Morgan, J. R., & Stempleski, S. (2005). World link: Workbook. Australia: Thomson Heinle.

Chicago Style Citation

Douglas, Nancy., Kristin Johannsen, James R. Morgan, i Susan Stempleski. World Link: Workbook. Australia: Thomson Heinle, 2005.

Cita MLA

Douglas, Nancy., Kristin Johannsen, James R. Morgan, i Susan Stempleski. World Link: Workbook. Australia: Thomson Heinle, 2005.

Atenció: Aquestes cites poden no estar 100% correctes.