एपीए उद्धरण

Puchta, H., Stranks, J., & Jones, P. L. (2018). Think B1+: Workbook 3. New York: Cambridge University Press.

शिकागो स्टाइल उद्धरण

Puchta, Herbert, Jeff Stranks, और Peter Lewis Jones. Think B1+: Workbook 3. New York: Cambridge University Press, 2018.

एमएलए उद्धरण

Puchta, Herbert, Jeff Stranks, और Peter Lewis Jones. Think B1+: Workbook 3. New York: Cambridge University Press, 2018.