Blended learning  : research perspectives 
Edited by Anthony G.Picciano, Charles D.Dziuban and Charles R.Grahan 
 - London:  Routledge,  2014. 
 - x,354 p. 
<br/><br/> HB 
<br/><br/><br/>En 
<br/><br/><label>ISBN: </label>9780415632508 
<br/><br/><label>Dewey Class. No.: </label>371.3  / BLE