Hill, M. (2021). Public policy process. Routledge.
Chicago-čujuhus (17. p.)Hill, Michael. Public Policy Process. London: Routledge, 2021.
MLA-čujuhus (9. p.)Hill, Michael. Public Policy Process. Routledge, 2021.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.