Research and Extention Division Natural Recources Management and Environment Department. (2007). Communication and sustainable development: Selected papers from the 9th UN roundtable on communication for development.
Չիկագոյի ոճի (17րդ խմբ.) մեջբերումResearch and Extention Division Natural Recources Management and Environment Department. Communication and Sustainable Development: Selected Papers from the 9th UN Roundtable on Communication for Development. 2007.
MLA (9րդ խմբ.) ՄեջբերումResearch and Extention Division Natural Recources Management and Environment Department. Communication and Sustainable Development: Selected Papers from the 9th UN Roundtable on Communication for Development. 2007.
Զգուշացում. այս մեջբերումները միշտ չէ, որ կարող են 100% ճշգրիտ լինել.