Allan Gotthelf

• Companion to Ayn Rand
• Essays on Ayn Rand's Atlas shrugged
• Metaethics, Egoism, and Virtue
• On Ayn Rand
• A Companion to Ayn Rand (Blackwell Companions to Philosophy)
• Aristotle - Historia Animalium
• Aristotle on Nature and Living Things
• Aristotle on nature and living things
• Concepts and Their Role in Knowledge
• Essays on Ayn Rand's Atlas Shrugged
• Metaethics, Egoism, and Virtue
• Partibus Animalium I and de Generatione Animalium I