Barlaudo, Ruth P. <br/><br/>
The effectiveness of a chemistry workbook on the academic performance of engineering freshmen 
Ruth P. Barlaudo 
 - Davao City  University of the Immaculate Conception  1999 
 - xiv, 76p. 
<br/><br/>Teaching College Chemistry 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Teaching College Chemistry
<br/><br/><label>LC Class. No.: </label>T-01358