Gaya APA

Hover, David. (1986). Think Twice Teacher's book: Communication Activities for Beginner to Intermediate Students . New York: Cambridge University Press.

Gaya Chicago

Hover, David. Think Twice Teacher's book: Communication Activities for Beginner to Intermediate Students. New York: Cambridge University Press, 1986. Text.

Gaya MLA

Hover, David. Think Twice Teacher's book: Communication Activities for Beginner to Intermediate Students. New York: Cambridge University Press, 1986. Text.

Gaya Turabian

Hover, David. Think Twice Teacher's book: Communication Activities for Beginner to Intermediate Students. New York: Cambridge University Press, 1986. Print.