Roberts, N. C. (1996). Transforming public policy: Dynamics of policy entrepreneurship and innovation. Jossey- Bass.
Chicago Style (17th ed.) ZitazioaRoberts, Nancy C. Transforming Public Policy: Dynamics of Policy Entrepreneurship and Innovation. Sanfrancisco: Jossey- Bass, 1996.
MLA (9th ed.) ZitazioaRoberts, Nancy C. Transforming Public Policy: Dynamics of Policy Entrepreneurship and Innovation. Jossey- Bass, 1996.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.