Cita APA (7a ed.)

Normann, R. (1991). Service management: Strategy and leadership in service businesses (2nd ed.). Wiley & Sons.

Cita Chicago Style (17a ed.)

Normann, Richard. Service Management: Strategy and Leadership in Service Businesses. 2nd ed. New York [etc.]: Wiley & Sons, 1991.

Cita MLA (9a ed.)

Normann, Richard. Service Management: Strategy and Leadership in Service Businesses. 2nd ed. Wiley & Sons, 1991.