“William Stanley Jevons, Letter to H. S. Foxwell, Esq. (7th February 1875) Letters and Journal of W. Stanley Jevons (1886) p. 331.”
Source: Wikiquote
“William Stanley Jevons, Letter to H. S. Foxwell, Esq. (7th February 1875) Letters and Journal of W. Stanley Jevons (1886) p. 331.”
Source: Wikiquote