Toft Louis <br/><br/>
Practical mathematics 
Toft Louis; Mckay A D D 
 -  1958 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>60806 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>B, J22.1-;1