William Ury

Getting to Yes

Getting to Yes

Das Harvard-Konzept

Das Harvard-Konzept

Das Harvard-Konzept

Getting to Yes with Yourself

Getting to Yes with Yourself

Getting to Yes with Yourself

The Power of A Positive No

The Power of A Positive No

The Power of A Positive No

YES! Bekomme, was Du wirklich willst

YES! Bekomme, was Du wirklich willst

YES! Bekomme, was Du wirklich willst

Dénouer les conflits insolubles

Dénouer les conflits insolubles

Dénouer les conflits insolubles

Getting to Yes

Getting to Yes

Getting to Yes with Yourself

Getting to Yes with Yourself

Getting to Yes with Yourself

Obtenga el sí consigo mismo

Obtenga el sí consigo mismo

Obtenga el sí consigo mismo

Sim, é possível: Sobreviver e prosperar em uma era de conflitos (Unabridged)

Sim, é possível: Sobreviver e prosperar em uma era de conflitos (Unabridged)

Sim, é possível: Sobreviver e prosperar em uma era de conflitos (Unabridged)

Die Kunst, Nein zu sagen

Die Kunst, Nein zu sagen

Die Kunst, Nein zu sagen

Possible

Possible