APA (7th ed.) Citation

Alkin, M. C. (2013). Evaluation Roots: A wider perspective of theorists' views and influences (2nd ed.). SAGE Publications.

Chicago Style (17th ed.) Citation

Alkin, Marvin C. Evaluation Roots: A Wider Perspective of Theorists' Views and Influences. 2nd ed. Los Angeles: SAGE Publications, 2013.

MLA (9th ed.) Citation

Alkin, Marvin C. Evaluation Roots: A Wider Perspective of Theorists' Views and Influences. 2nd ed. SAGE Publications, 2013.