Mathematics 7 / 
by E T McSwain; et al 
 - River Forest, Ill. :  Laidlaw Bros.,   ©1963 
 - 384 p. :  ill. ;  24 cm. 
 - Laidlaw mathematics series .
<br/><br/>Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching.
<br/><br/><label>Dewey Class. No.: </label>510.071273  / MAT 1963