Bethesda longitudinal study of early child and family development / 
[conducted by Child Research Branch, Division of Clinical and Behavioral Research]. 
 - [Washington, D.C.,  1971] 
 - [2], 16 p. :  ill. 
<br/><br/> Cover title.  [Status of longitudinal study in 1970, first of series of biennial reports].  [Reprinted 1971].  Oblong 48mo.  CRDP Program Historic Shelflist record. 
<br/><br/> Official use. Not available. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Child development--United States.
<br/><br/><label>Gov. Doc. Class. No.: </label>HE 20.2402:C 43/6