Sable, Robert Michael <br/><br/>
" Dolus" and "Error conditionis servitutis". a critical historical analysis. 
<br/>
 - Roma :  Typis Pont. Univ. Gregorianae,  1987 
 - xv, 403 p. ;  24 cm. 
<br/><br/>COLLOCAZIONE: TESI.S.C. B 9144