The air we breathe, the water we drink /

Bibliographic Details
Main Author: Aylesworth, Thomas G.
Other Authors: Franklin Jocelyn W.
Format: Book
Language:Spanish
Published: NewYork : Macfadden_Bartell , c1970
Series:Ladder edition ; 116
Subjects:
Description
Item Description:Título original : This vital air, this vital water
Physical Description:125 p. ; 18 cm.
Bibliography:Incluye glosario