Stine, R.L <br/><br/>
Dr. Maniac vs. Robby Schwartz / 
R.L Stine. 
 - New York :  Scholastic,  c2008. 
 - 132 p. ; 19 cm. 
 - Goosebumps Horrorland ; bk. 5 .
<br/><br/><label>ISBN: </label>9780439918732