Lua APA (7ú heag.)

Howlett, M. (2011). Designing public policies: Principles and instruments. Routledge.

Lua i Stíl Chicago (17ú heag.)

Howlett, Michael. Designing Public Policies: Principles and Instruments. Abingdon, Oxon ; New York: Routledge, 2011.

Lua MLA (8ú heag.)

Howlett, Michael. Designing Public Policies: Principles and Instruments. Routledge, 2011.

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