Gaya APA
Riyanto, Slamet. (2010).
Essentials ofm english grammar for fluent english .
Yogyakarta:
Pustaka Pelajar.
Gaya Chicago
Riyanto, Slamet.
Essentials ofm english grammar for fluent english.
Yogyakarta:
Pustaka Pelajar,
2010.
Text.
Gaya MLA
Riyanto, Slamet.
Essentials ofm english grammar for fluent english.
Yogyakarta:
Pustaka Pelajar,
2010.
Text.
Gaya Turabian
Riyanto, Slamet.
Essentials ofm english grammar for fluent english.
Yogyakarta:
Pustaka Pelajar,
2010.
Print.