Brock, B. L. (1973). Public policy decision-making: Systems analysis and comparative advantages. Harper & row.
Lua i Stíl Chicago (17ú heag.)Brock, Bernard L. Public Policy Decision-making: Systems Analysis and Comparative Advantages. New York: Harper & row, 1973.
Lua MLA (9ú heag.)Brock, Bernard L. Public Policy Decision-making: Systems Analysis and Comparative Advantages. Harper & row, 1973.
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