Dyfyniad APA

United Nations Centre for Regional Development, United Nations Environment Programme, & International Workshop on Environmental Management for Local and Regional Development. (1987). Environmental management for local and regional development. United Nations Centre for Regional Development.

Dyfyniad Arddull Chicago

United Nations Centre for Regional Development, United Nations Environment Programme, and International Workshop on Environmental Management for Local and Regional Development. Environmental Management for Local and Regional Development. Nagoya, Japan: United Nations Centre for Regional Development, 1987.

Dyfyniad MLA

United Nations Centre for Regional Development, et al. Environmental Management for Local and Regional Development. United Nations Centre for Regional Development, 1987.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.