APA (7th ed.) Citation

Spencer, H. (1993). The Principles of Ethics: By Herbert Spencer. Williams and Norgate.

Chicago Style (17th ed.) Citation

Spencer, Herbert. The Principles of Ethics: By Herbert Spencer. London ; Edinburgh: Williams and Norgate, 1993.

MLA (8th ed.) Citation

Spencer, Herbert. The Principles of Ethics: By Herbert Spencer. Williams and Norgate, 1993.

Warning: These citations may not always be 100% accurate.