Gourley, G. D. (1953). Public relations and the police; with a foreword by August Vollmer. Thomas.
Chicagoスタイル(17版)引用形式Gourley, Gerald Douglas. Public Relations and the Police; with a Foreword by August Vollmer. Springfield, Ill: Thomas, 1953.
MLA(9版)引用形式Gourley, Gerald Douglas. Public Relations and the Police; with a Foreword by August Vollmer. Thomas, 1953.
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