APA

Sidgwick Henry,, . (1992). The methods of ethics. New Delhi: S B W Publishers.

Chicago

Sidgwick Henry,, . 1992. The methods of ethics. New Delhi: S B W Publishers.

Harvard

Sidgwick Henry,, . (1992). The methods of ethics. New Delhi: S B W Publishers.

MLA

Sidgwick Henry,, . The methods of ethics. New Delhi: S B W Publishers. 1992.