linsel, h., & sack, k. (1965). relation of industrial pectoral plans to national plans. the institute of national planning.
Čikaški stil citiranja (17. izdanje)linsel, hermann, i kurt sack. Relation of Industrial Pectoral Plans to National Plans. cairo: the institute of national planning, 1965.
MLA način citiranja (9. izdanje)linsel, hermann, i kurt sack. Relation of Industrial Pectoral Plans to National Plans. the institute of national planning, 1965.