Gaya APA

Tanka, J., Baker, L, R. (2006). Interaction 2 : listening/speaking / Judith TankaLida R. Baker . New York: McGraw-Hill.

Gaya MLA

Tanka, Judith., Baker, Lida, R.. "Interaction 2 : listening/speaking / Judith TankaLida R. Baker". New York: McGraw-Hill, 2006. Buku.