Strategies and techniques of child study/ 
Ross Vasta foreword by Paul H. Mussen 
 - New York  Academic Press  1982 
 - xvi,358p :   ill ;  24cm cased 
<br/><br/>Includes bibliographies and index 
<br/><br/><label>ISBN: </label>0127150803 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Child psychology--Methodology<br/> Child development