Williams, Maiya <br/><br/>
The hour of the cobra / 
Maiya Williams. 
 - New York :  Amulet Books,  2006 
 - 300 p. ;  20 cm. 
<br/><br/> When Rowan, Nina, Xanthe, and Xavier are reunited in a time travel mission to ancient Egypt in the time of Cleopatra, a jealous Xanthe makes decisions which put them all in jeopardy. 
<br/><br/><label>ISBN: </label>0810993627 9780810993624 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cleopatra--Queen of Egypt--30 B.C--Juvenile fiction.<br/>Space and time--Juvenile fiction.<br/>Time travel--Juvenile fiction.
<br/><br/><label>Subjects--Index Terms: </label>Tiểu thuyết Văn học Mỹ 
<br/><br/><label>Dewey Class. No.: </label>813.6