Gaya APA
King, C. (1989).
Building Skills for the Toefl : Tapescript and Key / Carol King and Nancy Stanley .
Jakarta:
Binarupa Aksara.
Gaya MLA
King, Carol.
"Building Skills for the Toefl : Tapescript and Key / Carol King and Nancy Stanley".
Jakarta:
Binarupa Aksara,
1989.
Text.