Introduction to Ethics: An Anthology ( complete PDF ), by Barry F. Vaughan

Chapter 1: Overview of Ethical Theory

• Introduction

Chapter 2: Ancient Greek Conceptions of Morality (part 1)

• Hesiod - Theogony
• Sophokles - Antigone
• Sokrates:
  
  • The Euthuphro
    
  • The Krito
    
  • The Protagoras
    

Chapter 2: Ancient Greek Conceptions of Morality (part 2)

• Plato - The Republic
• Aristotle - The Nikomoxian Ethics
• Epikuros - Epistle to Menoikeus
• Epiktetos - Egxeiridion (Enchiridion)

Chapter 3: Modern Conceptions of Morality

• Thomas Hobbes - The Leviathan
• Jeremy Bentham - An Introduction to the Principles of Morals and Legislation
• John Stuart Mill - Utilitarianism
• Immanuel Kant - The Foundations of the Metaphysic of Morals
• Fredrick Nietzsche - The Genealogy of Morals