APA Format
Britt, Jennifer; Keen, Lesley. (1987).
Feverfew / Jennifer Britt and Lesley Keen
. London :: Century Hutchinson,.
MLA Format
Britt, Jennifer; Keen, Lesley.
Feverfew / Jennifer Britt and Lesley Keen
. London :: Century Hutchinson,, 1987
Chicago Format
Britt, Jennifer; Keen, Lesley. Feverfew / Jennifer Britt and Lesley Keen. London :: Century Hutchinson,, 1987.