Cita APA (7a ed.)

United Nations Centre for Human Settlements. (1991). Operational activities report.

Cita Chicago Style (17a ed.)

United Nations Centre for Human Settlements. Operational Activities Report. Nairobi : United Nations Centre for Human Settlements (Habitat), 1991.

Cita MLA (9a ed.)

United Nations Centre for Human Settlements. Operational Activities Report. 1991.