TY - BOOK AU - Schiavetti,Nicholas AU - Metz,Dale Evan AU - Ventry,Ira M. TI - Evaluating research in communicative disorders SN - 020519396X PY - 1997/// CY - Boston PB - Allyn and Bacon KW - Communication disorders KW - Evaluation studies KW - Research KW - Research design N1 - Rev. ed. of : Evaluating research in speech pathology and audiology; Includes bibliohgraphical references and indexes ER -