Flynn, Riley,

WATER ISN'T WASTED! : HOW DOES WATER BECOME SAFE TO DRINK? / by Riley Flynn ; editor Anna Butzer ; designer Bobbie Nuytten - 32 pages : colour illustrations, colour photographs ; 23 x 20 cm - Fact Finders. The Story of Sanitation . - Fact finders. The story of sanitation .

Includes index.

Bibliography : page 31

9781543531169 RM34.20


Water-supply--Juvenile literature
Water --Purification --Juvenile literature

363.61