Zikmun, W. G. [. (2016). Business Research Methods.: 8th ed (8th ed.). Cenage.
Tohutoru Kātū Chicago (17th ed.)Zikmun, William G. [et.al]. Business Research Methods.: 8th Ed. 8th ed. New Delhi: Cenage, 2016.
Tohutoro MLA (9th ed.)Zikmun, William G. [et.al]. Business Research Methods.: 8th Ed. 8th ed. Cenage, 2016.
Kia tūpato: Kāore pea ēnei kupu hautoa i te ōrite pū 100%.