APA Format
Interregional Seminar on Development Planning(7th :1971 :Addis Ababa, Ethiopia); United Nations.. (1973.).
Problems of development and planning in the least developed among the developing countries :report of the seventh interregional seminar on development planning, Addis Ababa, Ethiopia, 6-17 December 1971.
. New York :: United Nations,.
MLA Format
Interregional Seminar on Development Planning(7th :1971 :Addis Ababa, Ethiopia); United Nations..
Problems of development and planning in the least developed among the developing countries :report of the seventh interregional seminar on development planning, Addis Ababa, Ethiopia, 6-17 December 1971.
. New York :: United Nations,, 1973.
Chicago Format
Interregional Seminar on Development Planning(7th :1971 :Addis Ababa, Ethiopia); United Nations.. Problems of development and planning in the least developed among the developing countries :report of the seventh interregional seminar on development planning, Addis Ababa, Ethiopia, 6-17 December 1971.. New York :: United Nations,, 1973..