Cita APA (7a ed.)

KASPER HANS. (2006). SERVICES MARKETING MANAGEMENT (2.). JOHN WILEY & SONS.

Cita Chicago Style (17a ed.)

KASPER HANS. SERVICES MARKETING MANAGEMENT. 2. ENGLAND: JOHN WILEY & SONS, 2006.

Cita MLA (9a ed.)

KASPER HANS. SERVICES MARKETING MANAGEMENT. 2. JOHN WILEY & SONS, 2006.