1.
 |  | Title: Ethical Writings: His Ethics or "Know Yourself" and His Dialogue Between a Philosopher, a Jew and a Christian by Peter Abelard, Paul Vincent Spade ISBN: 0872203220 Publisher: Hackett Publishing Company Pub. Date: 01 October, 1995 List Price: $10.95 Amazon.com Price: $10.95 |
2.
 |  | Title: Five Texts on the Mediaeval Problem of Universals: Porphyry, Boethius, Abelard, Duns Scotus, Ockham by Paul Vincent Spade ISBN: 0872202496 Publisher: Hackett Pub Co Pub. Date: 01 March, 1994 List Price: $16.95 Amazon.com Price: $16.95 |
3.
 |  | Title: The Cambridge Companion to Ockham by Paul Vincent Spade ISBN: 0521587905 Publisher: Cambridge University Press Pub. Date: 01 December, 1999 List Price: $27.00 Amazon.com Price: $21.33 |
4.
 |  | Title: The Mediaeval Liar: A Catalogue of the Insolubilia-Literature (Subsidia mediaevalia) by Paul Vincent Spade ISBN: 0888443544 Publisher: Pontifical Inst of Medieval Pub. Date: 01 November, 1998 List Price: $21.00 Amazon.com Price: $21.00 |
5.
 |  | Title: Peter of Ally: Concepts and Insolubles (Boston Studies in the Philosophy of Science) by Pierre D. Ailly, Paul Vincent Spade ISBN: 9027710791 Publisher: Kluwer Academic Publishers Pub. Date: 01 June, 1980 List Price: $119.00 Amazon.com Price: $119.00 |
6.
 |  | Title: On Insoluble Sentences: Chapter One of His Rules for Solving Sophisms (Mediaeval Sources in Translation, 21) by William Heytesbury, Paul Vincent Spade ISBN: 088844270X Publisher: Pontifical Inst of Medieval Pub. Date: 01 December, 1979 List Price: $5.00 Amazon.com Price: $5.00 |
7.
 |  | Title: On the Purity of the Art of Logic: The Shorter and the Longer Treatises (Yale Library of Medieval Philosophy) by Gualterus Burlaeus, Paul Vincent Spade, Walter Burley, Gualterus De Puritate Artis Logicae Tractatus Longior Burlaeus ISBN: 0300082002 Publisher: Yale University Press Pub. Date: 01 January, 2001 List Price: $65.00 Amazon.com Price: $65.00 |