APA Style
Ury, R, F, &, W. (1986).
Getting to Yes: Negotiating Agreement Without Giving In (n.a).
n.a.:
Penguin Books.
MLA Style
Ury, Roger, Fisher, &, William.
"Getting to Yes: Negotiating Agreement Without Giving In".
n.a
n.a.:
Penguin Books,
1986.
Text.