TY - BOOK AU - Gibson, Quentin AU - Gibson,Quentin TI - The Existence Principle SN - 0792351886 U1 - N21 PY - 1998/// CY - London PB - Kluwer Academic Publishers N1 - includes index and biblioraphy; 1 The Concept of Existence 1 2 The Defense of the Existence Principle 16 3 Realism and the Existence Principle 29 4 Appearance and Intentionality 52 5. Perspectives and Partial Truths 75 ER -