APA citiranje

Puchta, H., Stranks, J., & Jones, P. L. (2018). Think A1: Workbook starter. New York: Cambridge University Press.

Trích dẫn kiểu Chicago

Puchta, Herbert, Jeff Stranks, và Peter Lewis Jones. Think A1: Workbook Starter. New York: Cambridge University Press, 2018.

MLA citiranje

Puchta, Herbert, Jeff Stranks, và Peter Lewis Jones. Think A1: Workbook Starter. New York: Cambridge University Press, 2018.