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Count Rumford's Experimental Essays, Political, Economical, and Philosophical. Essay II.
其他書名
Of the Fundamental Principles on which General Establishments for the Relief of the Poor May be Formed in All Countries
出版T. Cadell Jun. and W. Davies, 1783
URLhttp://books.google.com.hk/books?id=C0rd0AEACAAJ&hl=&source=gbs_api