Dyfyniad APA
Christensen, R. C. (1980). Policy formulation and administration: A casebook of senior management problems in business (8th ed.). Irwin.
Dyfyniad Arddull Chicago
Christensen, Roland C. Policy Formulation and Administration: A Casebook of Senior Management Problems in Business. 8th ed. Illinois: Irwin, 1980.
Dyfyniad MLA
Christensen, Roland C. Policy Formulation and Administration: A Casebook of Senior Management Problems in Business. 8th ed. Irwin, 1980.
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