Citazione Stile APA (7a Edizione)
Normann, R. (1991). Service management: Strategy and leadership in service business (2. ed.). John Wiley & Sons.
Citazione stile Chigago Style (17a edizione)
Normann, Richard. Service Management: Strategy and Leadership in Service Business. 2. ed. Chichester: John Wiley & Sons, 1991.
Citatione MLA (9a ed.)
Normann, Richard. Service Management: Strategy and Leadership in Service Business. 2. ed. John Wiley & Sons, 1991.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.