Greenspan, S. I., & Greenspan, N. T. (2010). The learning tree: Overcoming learning disabilities from the ground up (1. Da Capo Press ed.). Da Capo Press/Lifelong Books.
Chicago-Zitierstil (17. Ausg.)Greenspan, Stanley I., und Nancy Thorndike Greenspan. The Learning Tree: Overcoming Learning Disabilities from the Ground Up. 1. Da Capo Press ed. Cambridge, MA: Da Capo Press/Lifelong Books, 2010.
MLA-Zitierstil (9. Ausg.)Greenspan, Stanley I., und Nancy Thorndike Greenspan. The Learning Tree: Overcoming Learning Disabilities from the Ground Up. 1. Da Capo Press ed. Da Capo Press/Lifelong Books, 2010.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.