Sinclair, William Angus,  1905- [from old catalog] <br/><br/>
The traditional formal logic :  a short account for students / 
by William Angus Sinclair. 
 - 5th ed. 
 - London :  Methuen & co., ltd.,  1951 [Reprinted 1954]. 
 - vii, 103 p. ;  19 cm. 
<br/><br/>Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic.
<br/><br/><label>Dewey Class. No.: </label>160  / SIT 1954