Gaya APA
Bobrow, J. et al
(1995).
Cliffs TOEFL Preparation Guide Test of English as a Foreign Language
.
USA:
Cliffs.
Gaya MLA
Bobrow, Jerry. et al.
"Cliffs TOEFL Preparation Guide Test of English as a Foreign Language".
USA:
Cliffs,
1995.
TEKS.