Gaya APA
Pyle, M., A., Page, M., E., M. (1995).
TOEFL = Test Of English AS A Foreign Language : preparation guide (5).
Y0gyakarta:
Cliffs Notes.
Gaya MLA
Pyle, M., A., Page, M., E., M..
TOEFL = Test Of English AS A Foreign Language : preparation guide.
5
Y0gyakarta:
Cliffs Notes,
1995.
Umum.