Corrigan, Philip Richard D. <br/><br/>
An introduction to Sears List of subject headings / 
by Philip R. D. Corrigan. 
 - London :  C. Bingley,  1967. 
 - vii, 94 p. ;  23 cm. 
<br/><br/><label>ISBN: </label>085157002X 
<br/><br/><label>Subjects--Personal Names: </label><br/>Sears, Minnie Earl, 1873--1933. List of subject headings for small libraries.
<br/><br/><label>Subjects--Topical Terms: </label><br/>Subject headings--Programmed instruction.