Stipek, D. J. (2002). Motivation to learn: Integrating theory and practice (4th ed.). Allyn and Bacon.
Citazione stile Chigago Style (17a edizione)Stipek, Deborah J. Motivation to Learn: Integrating Theory and Practice. 4th ed. Boston, MA: Allyn and Bacon, 2002.
Citatione MLA (9a ed.)Stipek, Deborah J. Motivation to Learn: Integrating Theory and Practice. 4th ed. Allyn and Bacon, 2002.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.