Callahan, C. M. (2004). Program evaluation in gifted education. Corwin Press.
Citazione stile Chigago Style (17a edizione)Callahan, Carolyn M. Program Evaluation in Gifted Education. Thousand Oaks, Calif.: Corwin Press, 2004.
Citatione MLA (8a ed.)Callahan, Carolyn M. Program Evaluation in Gifted Education. Corwin Press, 2004.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.