William Whewell
(1857年刊行 [初版1837年], John W. Parker, London. [復刻: Frank Cass, New York, 1967])
→ URL: https://archive.org/details/bub_gb_Vv-RRRGifBQC
William Whewell
(1857年刊行 [初版1837年], John W. Parker, London. [復刻: Frank Cass, New York, 1967])
→ URL: https://archive.org/details/bub_gb_Vv-RRRGifBQC