Gaya APA
Riyanto, S. (2008).
1000 selected adjectives, adverb, prepositions : used in speaking english .
Yogyakarta:
Pustaka Pelajar.
Gaya MLA
Riyanto, Slamet.
"1000 selected adjectives, adverb, prepositions : used in speaking english".
Yogyakarta:
Pustaka Pelajar,
2008.
Text.