Easterbrook, et al. <br/><br/>
School mathematics project: Book Y / 
Easterbrook, et al. 
 -  Cambridge Univeristy Press, London,  1970 
 - p. ;  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510 ARM-S