United Nations. Natural Resources and Energy Division. (1984). Energy planning in developing countries. Oxford University Press in co-operation with the United Nations.
Cytowanie według stylu Chicago (wyd. 17)United Nations. Natural Resources and Energy Division. Energy Planning in Developing Countries. New York: Oxford University Press in co-operation with the United Nations, 1984.
Cytowanie według stylu MLA (wyd. 9)United Nations. Natural Resources and Energy Division. Energy Planning in Developing Countries. Oxford University Press in co-operation with the United Nations, 1984.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..