Portney, K. E. (1986). Approaching public policy analysis: An introduction to policy and program research. Prentice-Hall.
Chicagoスタイル(17版)引用形式Portney, Kent E. Approaching Public Policy Analysis: An Introduction to Policy and Program Research. Englewood Cliffs, N.J: Prentice-Hall, 1986.
MLA(9版)引用形式Portney, Kent E. Approaching Public Policy Analysis: An Introduction to Policy and Program Research. Prentice-Hall, 1986.
警告: この引用は必ずしも正確ではありません.