Gartrell, Daniel. A Guidance Approach for the Encouraging Classroom / Dan Gartrell. - 6th ed. - Belmont, CA : Wadsworth Cengage Learning, 2014. - xxvi, 547 p. : col. ill. ; 25 cm. Includes bibliographical references (p. 521-536) and index. ISBN: 9781133938934 RM445.21 1133938930 9781133947974 1133947972 9781133943181 (pbk.) 1133943187 (pbk.) Subjects--Topical Terms: School discipline--United States.Child psychology--United States.Problem solving in children.Interpersonal relations in children--United States.