Gardner, Perry Mason <br/><br/>
Case of the musical cow 

 - Bangalore  Master Mind Books  1978 
 - 227 
<br/><br/><label>ISBN: </label>81-903946-0-6 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>
<br/><br/><label>Dewey Class. No.: </label>813.5