Oosterhof, Albert. <br/><br/>
Assessing learners online / 
Albert Oosterhof, Rita-Marie Conrad, Donald P. Ely. 
 - 1st  ed. 
 - Upper Saddle River, NJ. :  Pearson,  2008. 
 - xiii, 242  p. 
<br/><br/><label>ISBN: </label>0130911224 : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer-assisted instruction--Evaluation.<br/>Educational tests and measurements--Data processing.<br/>Distance education.--Evaluation.