Gaya APA
Ward, John Millington. (1987).
One hundred useful exercises in English (teacher's edition with key) .
New York:
Penguin Books Ltd.
Gaya Chicago
Ward, John Millington.
One hundred useful exercises in English (teacher's edition with key).
New York:
Penguin Books Ltd,
1987.
Text.
Gaya MLA
Ward, John Millington.
One hundred useful exercises in English (teacher's edition with key).
New York:
Penguin Books Ltd,
1987.
Text.
Gaya Turabian
Ward, John Millington.
One hundred useful exercises in English (teacher's edition with key).
New York:
Penguin Books Ltd,
1987.
Print.