Barzun, J. (1977). The modern researcher. New York: Harcourt Brace Jovanovich.
Trích dẫn kiểu ChicagoBarzun, Jacques. The Modern Researcher. New York: Harcourt Brace Jovanovich, 1977.
Deismireacht MLABarzun, Jacques. The Modern Researcher. New York: Harcourt Brace Jovanovich, 1977.
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