APA (7th ed.) Citation

Blackie, J. S. Four Phases of Morals: Socrates, Aristotle, Christianity, Utilitarianism.

Chicago Style (17th ed.) Citation

Blackie, John Stuart. Four Phases of Morals: Socrates, Aristotle, Christianity, Utilitarianism.

MLA (9th ed.) Citation

Blackie, John Stuart. Four Phases of Morals: Socrates, Aristotle, Christianity, Utilitarianism.

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