RT Book T1 Lectures on the ethics of T. H. Green, Mr. Herbert Spencer and J. Martineau T2 Sidgwick, Henry 1838-1900, The works. JF The works. A1 Sidgwick, Henry 1838-1900 LA English PP Bristol PB Thoemmes YR 1996 ED Repr. of the 1902 ed. UL https://ixtheo.de/Record/112373075X SN 1855064731