Cita APA (7th ed.)

Ury, W. Getting to yes with yourself: (and other worthy opponents) (First edition.).

Cita Chicago (17th ed.)

Ury, William. Getting to Yes with Yourself: (and Other Worthy Opponents). First edition.

Cita MLA (9th ed.)

Ury, William. Getting to Yes with Yourself: (and Other Worthy Opponents). First edition.