Harrison, Edward Robert.
Masks of the universe /
Edward Harrison 
. - New York : Macmillan Publishing Company, London : Collier Macmillan Publishers,  1985 
. - viii, 306 p.  ill., schem.  24 cm. 
 - (Collier Books )
<br/>К.: Бібліогр. : c. 279-295, Index 
<br/><label>  ISBN: </label>0-02-948780-3