McCall, Raymond J. <br/><br/>Basic logic:  the fundamental principles of formal deductive reasoning/ Raymond  J. McCall.-  - second edition-  - New York:  Barnes & Noble, Inc.,  1971  - xxvi, 235 pages:  illustrations;  20 centimeters. <br/><br/> Includes index. <br/><br/><label>Subjects--Topical Terms: </label><br/><br/><label>LC Class. No.: </label>BC 108  / .M1241 1971