Folk, G. E. (1942). Patents and industrial progress: A summary, analysis, and evaluation of the record on patents of the Temporary National Economic Committee. Harper & Brothers.
Čikaški stil citiranja (17. izdanje)Folk, George E. Patents and Industrial Progress: A Summary, Analysis, and Evaluation of the Record on Patents of the Temporary National Economic Committee. New York, London: Harper & Brothers, 1942.
MLA način citiranja (8. izdanje)Folk, George E. Patents and Industrial Progress: A Summary, Analysis, and Evaluation of the Record on Patents of the Temporary National Economic Committee. Harper & Brothers, 1942.
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