Cita APA (7th ed.)

NEWELL FREDERICK. (2000). LOYALTY-COM: CUSTOMER RELATIONSHIP MANAGEMENT IN THE NEW ERA OF INTERNET MARKETING. MCGRAW-HILL.

Cita Chicago (17th ed.)

NEWELL FREDERICK. LOYALTY-COM: CUSTOMER RELATIONSHIP MANAGEMENT IN THE NEW ERA OF INTERNET MARKETING. NEW YORK: MCGRAW-HILL, 2000.

Cita MLA (9th ed.)

NEWELL FREDERICK. LOYALTY-COM: CUSTOMER RELATIONSHIP MANAGEMENT IN THE NEW ERA OF INTERNET MARKETING. MCGRAW-HILL, 2000.