Turtledove, Harry. <br/><br/>
Gunpowder empire / 
Harry Turtledove. 
 - 1st ed. 
 - New York :  Tor,  2003. 
 - 288 p. ;  22 cm. 
 - Crosstime traffic ;  bk. 1 .
 - Turtledove, Harry. .
<br/><br/> "A Tom Doherty Associates book." 
<br/><br/><label>ISBN: </label>076530693X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Time travel--Fiction<br/>Teenage boys--Fiction
<br/><br/><label>Subjects--Geographic Terms: </label><br/>California Southern--Fiction<br/>Rome--Fiction
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Alternative histories (Fiction)<br/>Fantasy fiction.
<br/><br/><label>LC Class. No.: </label>PS3570.U76 
<br/><br/><label>Dewey Class. No.: </label>813/.54