Pruitt, J., & Adlin, T. (2006). The persona lifecycle: Keeping people in mind throughout product design. Elsevier : Morgan Kaufmann Publishers, an imprint of Elsevier.

Pruitt, John, and Tamara Adlin. The Persona Lifecycle: Keeping People in Mind Throughout Product Design. Amsterdam ; Boston: Elsevier : Morgan Kaufmann Publishers, an imprint of Elsevier, 2006.

Pruitt, John, and Tamara Adlin. The Persona Lifecycle: Keeping People in Mind Throughout Product Design. Elsevier : Morgan Kaufmann Publishers, an imprint of Elsevier, 2006.