Simmer, Marvin L. <br/><br/>
Relationship between first-grade marks and the high school dropout problem 

 - 331-336 
 - 29, No. 4, 1991 
<br/><br/>Junio 1992 
 = JOURNAL OF SCHOOL PSYCHOLOGY 
<br/><br/><label>Encabezamiento--Término de Indización: </label>DESERTORES GRADO 1