Warrender, Howard. <br/><br/>
The political philosophy of Hobbes :  his theory of obligation. 

 - Oxford :  Clarendon Press,  [1966] 
<br/><br/>Bibliography: p. [338]-339. 
<br/><br/><label>Subjects--Personal Names: </label><br/>Hobbes, Thomas, 1588-1679. Hobbes, Thomas, 1588-1679. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural obligations.<br/>Political science.