sack, k., & linsel, h. (1965). contents and measuring of labour productivity in socialist industry. the institute of national planning.
Citazione stile Chigago Style (17a edizione)sack, kurt, e hermann linsel. Contents and Measuring of Labour Productivity in Socialist Industry. cairo: the institute of national planning, 1965.
Citatione MLA (9a ed.)sack, kurt, e hermann linsel. Contents and Measuring of Labour Productivity in Socialist Industry. the institute of national planning, 1965.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.