Weist, R M <br/><br/>
The defective tense hypothesis: on the emergence of tense and aspect in child Polish.  [electronic resource] 

 -  Journal of child language  Jun 1984 
 - 347-74 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't; Research Support, U.S. Gov't, Non-P.H.S. 
<br/><br/><label>ISSN: </label>0305-0009 
<br/><br/><label>Standard No.: </label>10.1017/s030500090000581x  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Child, Preschool<br/>Concept Formation<br/>Humans<br/>Infant<br/>Language<br/>Language Development<br/>Poland<br/>Semantics