- Author: Marshall Alfred, Mill John Stuart, Schaffle Albert E., Sidgwick Henry, Sraffa Piero, Steedman Ian, Vint John
- Language: English
- Year: 2013
- Author: Lazari-Radek Katarzyna de, Sidgwick Henry, Singer Peter
- Language: English
- Year: 2016
- Author: Sidgwick N.V.
- Language: English
- Author: Sidgwick N.V.
- Language: English
- Author: Sidgwick Arthur.
- Language: Greek-English
- Author: Sidgwick Arthur.
- Language: Greek-English
- Author: Henry Sidgwick (auth.)
- Language: English
- Year: 1962
- Author: Henry Sidgwick Marcus G. Singer
- Language: English
- Year: 2001
- Author: Henry Sidgwick
- Language: English
- Year: 2005
- Author: Henry Sidgwick
- Language: English
- Year: 1897