Plunkett, W. R., & Attner, R. F. (1997). Management: Meeting and exceeding customer expectations (6th ed.). South-Western College Pub..
Chicago-referens (17:e uppl.)Plunkett, W. Richard, och Raymond F. Attner. Management: Meeting and Exceeding Customer Expectations. 6th ed. Cincinnati: South-Western College Pub., 1997.
MLA-referens (8:e uppl.)Plunkett, W. Richard, och Raymond F. Attner. Management: Meeting and Exceeding Customer Expectations. 6th ed. South-Western College Pub., 1997.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.