Home › Authors › Daniel Harbour 👤 Daniel Harbour 5 books Books by Daniel Harbour Impossible Persons Impossible Persons 2016 Morphosemantic number 2008 Phi theory 2008 An Intelligent Person's Guide to Atheism 2004 An Intelligent Person's Guide to Atheism (Intelligent Person's Guides) (Intelligent Person's Guides) (Intelligent Person's Guides) 2001