Michael, V. (2000). Business Policy and Environment (2nd.).
Citazione stile Chigago Style (17a edizione)Michael, V. Business Policy and Environment. 2nd. New Delhi, 2000.
Citatione MLA (9a ed.)Michael, V. Business Policy and Environment. 2nd. 2000.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.