Behrens, W., & Hawranek, P. M. (1991). Manual for the preparation of industrial feasibility studies United Nations Industrial Development Organization.
Citación estilo ChicagoBehrens, W., and P. M. Hawranek. Manual for the Preparation of Industrial Feasibility Studies. Newly rev. and expanded ed. Vienna: United Nations Industrial Development Organization, 1991.
Cita MLABehrens, W., and P. M. Hawranek. Manual for the Preparation of Industrial Feasibility Studies. Newly rev. and expanded ed. Vienna: United Nations Industrial Development Organization, 1991.
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