Gaya APA
Riyanto, S. (2008).
One Thousand(1000) Selected Adjectives, Adverbs, Preposition Used in Speaking English .
:
Pustaka Pelajar.
Gaya MLA
Riyanto, Slamet.
"One Thousand(1000) Selected Adjectives, Adverbs, Preposition Used in Speaking English".
:
Pustaka Pelajar,
2008.
.