Pilkey, Dav,  1966- <br/><br/>
Ricky Ricotta's mighty robot vs. the mecha-monkeys from Mars :  the fourth robot adventure novel / 
 Ricky Ricotta's mighty robot versus the mecha-monkeys from Mars  Mighty robot vs. the mecha-monkeys from Mars 
by Dav Pilkey ; pictures by Martin Ontiveros. 
 - 143 p. :  ill ;  22 cm. 
 - Ricky Ricotta's mighty robot ;  bk. 4 .
<br/><br/> School Library Journal, April 2002.  Kirkus Review, December 2001.  Library Talk, May 2002. 
<br/><br/> Ricky Ricotta, a small mouse, and his best friend, the giant Mighty Robot, attempt to save the Earth when an evil martian, Major Monkey, and his mechanical creations attack. 
<br/><br/> 3.8  K-3  570L  Lexile 
<br/><br/><label>ISBN: </label>0439252954 (hc.) 9780439252959 9780605823037 9780545631150 9780545630122 
<br/><br/><label>LCCN: </label>2001035994 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mice--Fiction.<br/>Robots--Fiction.<br/>Heroes--Fiction.<br/>Humorous stories.<br/>Mice--Fiction.<br/>Robots--Fiction.<br/>Heroes and heroines--Fiction.<br/>Humorous fiction.<br/>Mice--Fiction.<br/>Robots--Fiction.<br/>Heroes--Fiction.<br/>Humorous stories.
<br/><br/><label>LC Class. No.: </label>PZ7.P63123  / Rp 2002 
<br/><br/><label>Dewey Class. No.: </label>F PIL