Julian Symons <br/><br/>
The Blackheath Poisonings 

 -  Penguin Crime 
<br/><br/><label>ISBN: </label>9780140051711 
<br/><br/><label>Standard No.: </label>5726676 
<br/><br/><label>LCCN: </label>79313665 
<br/><br/><label>LC Class. No.: </label>PZ3.S9927 
<br/><br/><label>Dewey Class. No.: </label>823.912