APA
Helsdingen P. v., Vries W. d. J., . (1999). Service marketing management: an international perspective. Chichester, England: John Wiley & Sons.
Chicago
Helsdingen Piet van, Vries Wouter de Jr, . 1999. Service marketing management: an international perspective. Chichester, England: John Wiley & Sons.
Harvard
Helsdingen P. v., Vries W. d. J., . (1999). Service marketing management: an international perspective. Chichester, England: John Wiley & Sons.
MLA
Helsdingen Piet van, Vries Wouter de Jr, . Service marketing management: an international perspective. Chichester, England: John Wiley & Sons. 1999.
