Ludwig, Arnold M. <br/><br/>
Principles of clinical psychiatry / 
By Arnold M. Ludwig. 
 - New York :  Free Press,  1980. 
 - 438 p. :  ill. ;  25 cm. 
<br/><br/><label>ISBN: </label>0029195101 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychiatry.<br/>Mental illness--Diagnosis.<br/>Diagnosis, Differential.<br/>Mental disorders--Diagnosis.<br/>Mental disorders--Therapy.