Betz, William,  1879- <br/><br/>
Everyday general mathematics / 
William Betz... [et al]. 
 - Boston :  Ginn and Company,  1956. 
 - 435 p. :  il. ;  24 cm. 
<br/><br/> "Book One". 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics.
<br/><br/><label>LC Class. No.: </label>QA39  / .B3943 1956 
<br/><br/><label>Dewey Class. No.: </label>510  / B565e