Commonwealth Foundation (British Commonwealth). (1971). The Role of the professions in a changing world: Report on a conference held at the Professional Centre of Singapore, October 1971. Commonwealth Foundation.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Commonwealth Foundation (British Commonwealth). The Role of the Professions in a Changing World: Report on a Conference Held at the Professional Centre of Singapore, October 1971. London: Commonwealth Foundation, 1971.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Commonwealth Foundation (British Commonwealth). The Role of the Professions in a Changing World: Report on a Conference Held at the Professional Centre of Singapore, October 1971. Commonwealth Foundation, 1971.
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