APA Style
Sembiring, Jafar. ().
Toefl A Practical Approach .
:
Binacipta.
Chicago Style
Sembiring, Jafar.
Toefl A Practical Approach.
:
Binacipta,
.
Printed Book.
MLA Style
Sembiring, Jafar.
Toefl A Practical Approach.
:
Binacipta,
.
Printed Book.
Turabian Style
Sembiring, Jafar.
Toefl A Practical Approach.
:
Binacipta,
.
Printed Book.