An early Slavonic Psalter from Rus' /
Saint Catherine's Monatery, Mount Sinai ; Harvard Ukrainian Research Institute ; edited by M. Altbauer ; with the collaboration of H.G. Lunt 
. - Cambridge : Harvard University Press,  1978- 
. - v.  28 cm. 
 - Sourses and documents series .
<br/> V. 1. Photoreproduction  <br/>  <br/>