APA(7版)引用形式

United Nations Environment Programme & UNEP. Global Environment Outlook 4: Evironment for development. GEO-4: evironment for development.

Chicagoスタイル(17版)引用形式

United Nations Environment Programme , UNEP. Global Environment Outlook 4: Evironment for Development. GEO-4: Evironment for Development. UNEP. EARTHSCAN.

MLA(9版)引用形式

United Nations Environment Programme , UNEP. Global Environment Outlook 4: Evironment for Development. GEO-4: Evironment for Development.

警告: この引用は必ずしも正確ではありません.