Dictionaries, Encyclopedias, & other Reference Sources

Find Books, Journals, & Dissertations

  • Start with CLIO to find books and journals in Columbia University library collections.  (In the case of  the Law Library collection, use the Pegasus catalog.)
  • Then try: WorldCat, the largest online public access catalog in the world, with over 40 million book and journal records.
  • To find dissertations produced at universities in the United States and Canada, use Proquest Digital Dissertations.  Coverage is from 1861 to the present, with full-text available for dissertations submitted after 1997.  For European dissertations, use WorldCat Dissertations.

Find Articles & Book Reviews

Full-Text Book & Article Collections

  • Oxford Scholarship Online - Philosophy 
    Makes available selected classic as well as newly published Oxford University Press books in philosophy.
  • Past Masters 
    Includes collections of works (some in the original language) by key philosophers such Aquinas, Aristotle, Descartes, Hegel, Hume, Kant, Leibniz, Locke, Mill, Nietzsche, Plato, Rousseau, Spinoza, and others.
  • Poiesis 
    Contains full-text articles from nearly fifty participating philosophy journals.
  • Periodicals Archive Online 
    Similar to JSTOR, but with more European content.  Coverage is up to 1995.