Pritchard, F. F., & Whitehead, G. I. (2004). Serve and learn: Implementing and evaluating service-learning in middle and high schools. Erlbaum.
Chicago-Zitierstil (17. Ausg.)Pritchard, Florence Fay, und George I. Whitehead. Serve and Learn: Implementing and Evaluating Service-learning in Middle and High Schools. Mahwah, N.J. [u.a.]: Erlbaum, 2004.
MLA-Zitierstil (9. Ausg.)Pritchard, Florence Fay, und George I. Whitehead. Serve and Learn: Implementing and Evaluating Service-learning in Middle and High Schools. Erlbaum, 2004.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.