Gaya APA
Costinett, Sandra, Byrd, Donald R. H.. (1994).
Spectrum 6, a communicative course in English (Jil.6).
White Plaints, NY.:
Prentice-Hall.
Gaya Chicago
Costinett, Sandra, Byrd, Donald R. H..
Spectrum 6, a communicative course in English.
Jil.6
White Plaints, NY.:
Prentice-Hall,
1994.
Text.
Gaya MLA
Costinett, Sandra, Byrd, Donald R. H..
Spectrum 6, a communicative course in English.
Jil.6
White Plaints, NY.:
Prentice-Hall,
1994.
Text.
Gaya Turabian
Costinett, Sandra, Byrd, Donald R. H..
Spectrum 6, a communicative course in English.
Jil.6
White Plaints, NY.:
Prentice-Hall,
1994.
Print.