The Norwegian Institute of International Affairs. (1963). Economics of Planning: Theory and practice of centrally planned economies and their relations with market economies. The Norwegian Institute of International Affairs.
Παραπομπή σε μορφή Chicago (17η εκδ.)The Norwegian Institute of International Affairs. Economics of Planning: Theory and Practice of Centrally Planned Economies and Their Relations with Market Economies. Oslo: The Norwegian Institute of International Affairs, 1963.
Παραπομπή σε μορφή MLA (9th εκδ.)The Norwegian Institute of International Affairs. Economics of Planning: Theory and Practice of Centrally Planned Economies and Their Relations with Market Economies. The Norwegian Institute of International Affairs, 1963.