Behavioral development :  the Bielefeld interdisciplinary project / 
edited by Klaus Immelmann ... [et al.] 
 - Cambridge :  Cambridge University Press,  1981 
 - 754p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Child psychology<br/>Developmental psychology<br/>Psychology, Comparative