Diwan, P. (1997). Management in eighty days: Strategic management. Deep & Deep.
Chicago Style aipamenaDiwan, Parag. Management in Eighty Days: Strategic Management. New Delhi: Deep & Deep, 1997.
MLA aipamenaDiwan, Parag. Management in Eighty Days: Strategic Management. Deep & Deep, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.