David Heyd <br/><br/>
Handbook of Supererogation 

 -  Springer  2023 
<br/><br/><label>ISBN: </label>978-981-99-3633-5 
<br/><br/><label>Source: </label>EBOOK 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Philosophy