Chavasse, Antonivs <br/><br/>
Corpvs Christianorvm Series Latina CXXXVIII A   Sancti Leonis Magni: Roamni Pontificis Tractatvs Septem Et Nonaginta 

 - Tvrnholti  Typographi Brepols Editores Pontificii  1973 
 - 640p 
 - Corpvs Christianorvm Series Latina ;   197300LATGPS1 .
<br/><br/> includes index and biblioraphy 
<br/><br/><label>ISBN: </label> 100 
<br/><br/><label>Dewey Class. No.: </label>E83  / C817