Loney, S.L. . <br/><br/>
Plane Trigonometry /  Textual Documents 
S.L.Loney. 
 - 6th ed. / 
 - London :  Macmillan and co ,  1963. 
 - 327p. ;  20cm. 
<br/><br/><label>Subjects--Index Terms: </label>Trigonometry Plane Trigonometry G-Mathematics 
<br/><br/><label>Dewey Class. No.: </label>514.5  / L 848 P