APA Style
Alexander, L.G.. (1990).
Practice and progress : an integrated course for pre-intermediate students / L.G. Alexander .
Inggris:
Longman.
Chicago Style
Alexander, L.G..
Practice and progress : an integrated course for pre-intermediate students / L.G. Alexander.
Inggris:
Longman,
1990.
Text.
MLA Style
Alexander, L.G..
Practice and progress : an integrated course for pre-intermediate students / L.G. Alexander.
Inggris:
Longman,
1990.
Text.
Turabian Style
Alexander, L.G..
Practice and progress : an integrated course for pre-intermediate students / L.G. Alexander.
Inggris:
Longman,
1990.
Print.