Bailey, Roy D; Brown, Elvie. <br/><br/>
Improving concentration :  evaluating and improving concentration and performance / 
Roy D. Bailey and Elvie Brown. 
 - viii, 154 pages :  illustrations (black and white) ;  30 cm +  1 CD-ROM. 
 - Speechmark practical resource .
 - Speechmark practical resource. .
<br/><br/> CD-ROM in clear plastic wallet inside front cover.  CD-ROM includes 20 activities taken from the text.  Spiral bound.  Wrap around back cover. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>9780863889103 
<br/><br/><label>Nat. Bib. No.: </label>GBB5B4997  bnb 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Memory.<br/>Decision making.
<br/><br/><label>LC Class. No.: </label>LB1065