Cole, Joanna <br/><br/>
The Magic school bus at the waterworks / 
Joanna Cole. 
 - New York :  Scholastic,  1986. 
 - 39 p. : col. ill.:  21 cm. 
<br/><br/> Lex: 660 
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label>0-590-40360-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Waterworks<br/>Hydrology
<br/><br/><label>LC Class. No.: </label>628.1 C67m c1986