Ecology man's effect on his environment and its mechanisms

Detalles Bibliográficos
Autor principal:	Hoke, John
Otros Autores:	Cuffari, Richard
Formato:	Libro
Lenguaje:	English
Publicado:	New York Franklin Watts c1971.
Colección:	A First book
Materias:	Ecology > Juvenile literature. Nature > Effects of human beings on > Juvenile literature. Nature > Effects of human beings on.