© 1980 by The Regents Press of Kansas. © 2020 University Press of Kansas. All Rights Reserved. First Published 1980. Reissued 2020. The text of this book is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International Public License.
Except where otherwise noted, this item's license is described as: © 1980 by The Regents Press of Kansas. © 2020 University Press of Kansas. All Rights Reserved. First Published 1980. Reissued 2020. The text of this book is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International Public License.