The Persona principle : how to succeed in business with image-marketing / Derek Lee Armstrong and Kam Wai Yu ; original illustrations by Raffi Anderian. (1992). New York, NY: Fireside, c.
The Persona principle : how to succeed in business with image-marketing / Derek Lee Armstrong and Kam Wai Yu ; original illustrations by Raffi Anderian. 1st ed.. New York, NY: Fireside, c, 1992. Buku Wajib.