TY  - BOOK
AU  - McBoyle,G.R.
AU  - Sommerville,Edward
TI  - Canada's natural environment: essays in applied geography 
SN  - 0-458-91930-6
PY  - 1976///
CY  - Toronto
PB  - Methuen
KW  - Environmental policy
KW  - Canada
N1  - Includes bibliographical references
ER  -