APA-viite (7. p.)

Wirtz, J., & Lovelock, C. C. (2023). Services Marketing (3rd.). Pearson.

Chicago-viite (17. p.)

Wirtz, Jochen, ja Christopher; Chatterjee Lovelock. Services Marketing. 3rd. Noida: Pearson, 2023.

MLA-viite (9. p.)

Wirtz, Jochen, ja Christopher; Chatterjee Lovelock. Services Marketing. 3rd. Pearson, 2023.