Sleep disturbance and hypnotic drug dependence / edited by Anthony D. Clift ; with a foreword by Martin Roth. Clift, Anthony D. Sleep disorders. Hypnotics Side effects. Psychopharmacology. Drug abuse. RC547 .S54 135.2 CLS Includes bibliographies and indexes. Amsterdam ; Excerpta Medica ; 1975. 1975. 1975 Text xxiv, 352 p. : eng