I am glad to make this information available on this website to my friends and students. However, all of this material is written by me and therefore copyrighted by me unless otherwise indicated. You are welcome to use this material privately on the condition that you include my copyright information. Thank you for your consideration.
David A. Alexander, Ph.D.
Copyright, 1984, 2004
David A. Alexander, Ph.D.--I Love to Teach!