APA Style
Walidi, S.Pd. (2006).
Step by Step to Speak English .
Yogyakarta:
Citra Aji Parama.
Chicago Style
Walidi, S.Pd.
Step by Step to Speak English.
Yogyakarta:
Citra Aji Parama,
2006.
Text.
MLA Style
Walidi, S.Pd.
Step by Step to Speak English.
Yogyakarta:
Citra Aji Parama,
2006.
Text.
Turabian Style
Walidi, S.Pd.
Step by Step to Speak English.
Yogyakarta:
Citra Aji Parama,
2006.
Print.