Johnston, C. L.  1911- <br/><br/>
Essential arithmetic / 
C.L. Johnston, Alden T. Willis, Jeanne Lazaris. 
 - 5th ed. 
 - Belmont, Calif. :  Wadsworth Pub. Co.,  c1988. 
 - xii, 628 p. :  ill. ;  28 cm. 
 - The Johnston/Willis developmental mathematics series .
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0534090788 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Arithmetic.
<br/><br/><label>LC Class. No.: </label>QA107  / .J64 1988 
<br/><br/><label>Dewey Class. No.: </label>513/.142  / JOH 1988