Armstrong, D. M.  1926- <br/><br/>
A combinatorial theory of possibility / 
D.M. Armstrong 
 - Cambridge :  Cambridge University Press,  1989 
 - 156 p. ;  22 cm. 
 - Cambridge studies in philosophy .
<br/><br/><label>LCCN: </label>89-000708 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Possibility<br/>Logical atomism