Cita APA

United Nations. (1997). On solid ground: Science, technology, and integrated land management. IDRC.

Citación estilo Chicago

United Nations. On Solid Ground: Science, Technology, and Integrated Land Management. Ottawa: IDRC, 1997.

Cita MLA

United Nations. On Solid Ground: Science, Technology, and Integrated Land Management. IDRC, 1997.

Warning: These citations may not always be 100% accurate.