APA (7th ed.) Citation

Deely, J. N. (2001). Four ages of understanding: The first postmodern survey of philosophy from ancient times to the turn of the twenty-first century. University of Toronto Press.

Chicago Style (17th ed.) Citation

Deely, John N. Four Ages of Understanding: The First Postmodern Survey of Philosophy from Ancient Times to the Turn of the Twenty-first Century. Toronto ; Buffalo: University of Toronto Press, 2001.

MLA (9th ed.) Citation

Deely, John N. Four Ages of Understanding: The First Postmodern Survey of Philosophy from Ancient Times to the Turn of the Twenty-first Century. University of Toronto Press, 2001.