एपीए उद्धरण

Willoughby, W. F. (1973). Principles of Public Administration With Special Reference to the National and State Goverments of the United Staes. Central book depot.

शिकागो स्टाइल उद्धरण

Willoughby, W F. Principles of Public Administration With Special Reference to the National and State Goverments of the United Staes. Allahabad: Central book depot, 1973.

एमएलए उद्धरण

Willoughby, W F. Principles of Public Administration With Special Reference to the National and State Goverments of the United Staes. Central book depot, 1973.