sack, k., & linsel, h. (1966). general organization of planning of industry (ed. 2.). National Planning Institute.
Style de citation Chicago (17e éd.)sack, kurt, et hermann linsel. General Organization of Planning of Industry. ed. 2. cairo: National Planning Institute, 1966.
Style de citation MLA (9e éd.)sack, kurt, et hermann linsel. General Organization of Planning of Industry. ed. 2. National Planning Institute, 1966.