Ashlock, Robert B. <br/><br/>
Guiding Each Child's Learning of Mathematics:  A diagnostic approach to instruction. 
by Robert B. Ashlock... (et al) 
 - Columbus,  Charles E. Merrill Publishing:  1983 
 - xi, 507p.: ill., 
<br/><br/><label>ISBN: </label>675200237 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>LC Class. No.: </label>QA 135.5