Moroz, Valentyn..
Boomerang : the works of Valentyn Moroz /
introduction by P.L. Gersper ; edited by Y. Bihun 
. - Baltimore ; Paris ; Toronto  : Smoloskyp,  1974 
. - XVI, 272 p.  22 cm. 
<br/><label>  ISBN: </label>0-914834-00-2