United Nations Human Settlements Programme. Urban Planning for City Leaders: Pablo Vaggione, United Nations Human Settlements Programme (UN-Habitat). c2013.
Cita Chicago (17th ed.)United Nations Human Settlements Programme. Urban Planning for City Leaders: Pablo Vaggione, United Nations Human Settlements Programme (UN-Habitat). United Nations Human Settlements Programme (UN-Habitat): c2013.
Cita MLA (9th ed.)United Nations Human Settlements Programme. Urban Planning for City Leaders: Pablo Vaggione, United Nations Human Settlements Programme (UN-Habitat). c2013.
Atenció: Aquestes cites poden no estar 100% correctes.