Oulk̕ov,̀ Petra 1970-.
The Klementinum: a guide /
Petra Oulk̕ov̀ 
. - Prague : National Library of the Czech Republic,  2006 
. - 76 p.  ill.  23 cm. 
<br/><label>  ISBN: </label>80-7050-492-7 80-7050-491-9