Gaya APA

All consumers are not created equal : the differential marketing strategy for brand loyalty and profits / Garth Hallberg. (1996). New York, NY: John Wiley & Sons, c.

Gaya MLA

All consumers are not created equal : the differential marketing strategy for brand loyalty and profits / Garth Hallberg. . New York, NY: John Wiley & Sons, c, 1996. Buku Wajib.