Dyfyniad APA

Ries, A. (2022). Positioning: The battle for your mind (3th.). McGraw Hill, New Delhi.

Dyfyniad Arddull Chicago

Ries, AL. Positioning: The Battle for Your Mind. 3th. McGraw Hill, New Delhi, 2022.

Dyfyniad MLA

Ries, AL. Positioning: The Battle for Your Mind. 3th. McGraw Hill, New Delhi, 2022.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.