Dyfyniad APA

Drake, A. W. (1972). Analysis of public systems. M.I.T. Press.

Dyfyniad Arddull Chicago

Drake, Alvin W. Analysis of Public Systems. Cambridge, Mass: M.I.T. Press, 1972.

Dyfyniad MLA

Drake, Alvin W. Analysis of Public Systems. M.I.T. Press, 1972.

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