Economics of imperfect competition/

I tiakina i:
Ngā taipitopito rārangi puna kōrero
Kaituhi matua: Robinson, Joan
Hōputu: Pukapuka
Reo:Ingarihi
I whakaputaina: London : Macmillan, 1965.
Ngā marau:
Ngā Tūtohu: Tāpirihia he Tūtohu
Kāore He Tūtohu, Me noho koe te mea tuatahi ki te tūtohu i tēnei pūkete!