Investigación de mercados /

I tiakina i:
Ngā taipitopito rārangi puna kōrero
Kaituhi matua: Weiers, Ronald M.
Hōputu: Pukapuka
I whakaputaina: México : Prentice Hall Hispanoamericana, 1986.
Ngā marau:
Ngā Tūtohu: Tāpirihia he Tūtohu
Kāore He Tūtohu, Me noho koe te mea tuatahi ki te tūtohu i tēnei pūkete!