Warren, e. (1977). Long- range planning: The executive view point. Taraporewala.
Citazione stile Chigago Style (17a edizione)Warren, e. Long- Range Planning: The Executive View Point. Mumbai: Taraporewala, 1977.
Citatione MLA (9a ed.)Warren, e. Long- Range Planning: The Executive View Point. Taraporewala, 1977.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.