APA (7th ed.) Citation

Donaldson, J., Kirtley, C., & Williams, J. (2006). No milk today. Parragon.

Chicago Style (17th ed.) Citation

Donaldson, Julia, Clare Kirtley, and Jenny Williams. No Milk Today. UK: Parragon, 2006.

MLA (9th ed.) Citation

Donaldson, Julia, et al. No Milk Today. Parragon, 2006.