Glass I know what you?re thinking : using the four codes of reading people to improve your life / Lillian Glass. - New York John Wiley & Sons 2002. - x, 258p. 24cm Includes index p.247 - 258 ISBN: 0471430293 Subjects--Topical Terms: Body languageInterpersonal communication Dewey Class. No.: 153.6 GLA 2002