Johnson, Ralph Henry <br/><br/>
Logical self-defense / 
Ralph H. Johnson, J. Anthony Blair 
 - Toronto :  McGraw-Hill Ryerson,  1977. 
 - xiv, 236 p. ;  23 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0070823480 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fallacies (Logic).<br/>Reasoning.