APA (7th ed.) Citation

Keeling, K., Keeling, D., & McGoldrick, P. (2013). Retail relationships in a digital age.

Chicago Style (17th ed.) Citation

Keeling, Kathy, Debbie Keeling, and Peter McGoldrick. Retail Relationships in a Digital Age. 2013.

MLA (9th ed.) Citation

Keeling, Kathy, et al. Retail Relationships in a Digital Age. 2013.

Warning: These citations may not always be 100% accurate.