Willoughby, W. F. (1973). Principles of Public Administration With Special Reference to the National and State Goverments of the United Staes. Central book depot.
Trích dẫn kiểu ChicagoWilloughby, W F. Principles of Public Administration With Special Reference to the National and State Goverments of the United Staes. Allahabad: Central book depot, 1973.
Trích dẫn MLAWilloughby, W F. Principles of Public Administration With Special Reference to the National and State Goverments of the United Staes. Central book depot, 1973.
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