Tull, D. S. A. (1988). Research for Marketing Decisions Green, Paul E. International Book House Pvt. Ltd.
Citazione stile Chigago Style (17a edizione)Tull, Donalds S; Albaum. Research for Marketing Decisions Green, Paul E. New Delhi: International Book House Pvt. Ltd, 1988.
Citatione MLA (9a ed.)Tull, Donalds S; Albaum. Research for Marketing Decisions Green, Paul E. International Book House Pvt. Ltd, 1988.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.