TY  - BOOK
AU  - Eric Jones
TI  - The Air we need
T2  - Approaches to environmental studies, bk. 4
SN  - 0713734752
U1  - 551.4 J79a 
PY  - 1969///
CY  - London 	
PB  -  Blandford P
KW  -  Air
KW  -  Ciencias (Estudo E Ensino)
ER  -