Gaya APA
Kardimin, A.
(2013).
Perfect Structure For Better Toefl
(
edisi 1)
.
Yogyakarta:
Pustaka Pelajar.
Gaya MLA
Kardimin, Akhmad.
"Perfect Structure For Better Toefl".
edisi 1
Yogyakarta:
Pustaka Pelajar,
2013.
Text.