Engelfried, S., & Reynolds, A. (2002). Sponsorship 101: How Partnerships Can Expand Summer Reading.
Citazione stile Chigago Style (17a edizione)Engelfried, Steven, e Angela Reynolds. Sponsorship 101: How Partnerships Can Expand Summer Reading. 2002.
Citatione MLA (9a ed.)Engelfried, Steven, e Angela Reynolds. Sponsorship 101: How Partnerships Can Expand Summer Reading. 2002.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.