Citazione Stile APA (7a Edizione)

Alkin, M. C. (2004). Evaluation roots: Tracing theorists' views and influences. Sage Publications.

Citazione stile Chigago Style (17a edizione)

Alkin, Marvin C. Evaluation Roots: Tracing Theorists' Views and Influences. Thousand Oaks, Calif.: Sage Publications, 2004.

Citatione MLA (9a ed.)

Alkin, Marvin C. Evaluation Roots: Tracing Theorists' Views and Influences. Sage Publications, 2004.