APA Style
Clark, John O.E.. (1989).
English Usage (First).
London:
Harrap Books.
Chicago Style
Clark, John O.E..
English Usage.
First
London:
Harrap Books,
1989.
printed.
MLA Style
Clark, John O.E..
English Usage.
First
London:
Harrap Books,
1989.
printed.
Turabian Style
Clark, John O.E..
English Usage.
First
London:
Harrap Books,
1989.
printed.