[edited by] Edwin Mansfield. edited by T. A. Mansfield. [edited by] G. G. Haselden. [edited by] Jan Lindhe. [edited by] Leslie Derfler. [edited by] Melvin L. DeFleur. [edited by] Helen Harkreader. [edited by] John Paxton. [edited by] Ann Charters. [edited by] Bernard Sigel.