Houghton Mifflin : Texas Math :  circle time and practice student book. 

 - Boston, Massachusetts :  Houghton Mifflin Company,  c2009 
 - 254 pages :  illustrations ;  28 cm. 
<br/><br/><label>ISBN: </label>9780618973989 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MATHEMATICS -- GRADE SCHOOL
<br/><br/><label>LC Class. No.: </label>QA 107.2 .H68tc [2009]