Swift, Marshall S. Alternative teaching strategies : Helping behaviorally troubled children achieve : A guide for teachers and psychologists / Marshall S. Swift and George Spivack. - Champaign, Il. : Research Press, [1975]. - xx, 217 p. ; 21 cm. Bibliogr.: p. 209-217. ISBN: 0878221174 Subjects--Topical Terms: Problem children--Education.