Gaya APA
Greenwood, N., H., Edwards, J. (1973).
Human Environments and Natural Systems : A Conflict of Dominion .
Massachusetts:
Duxbury Press.
Gaya MLA
Greenwood, N., H., Edwards, J..
Human Environments and Natural Systems : A Conflict of Dominion.
Massachusetts:
Duxbury Press,
1973.
Text.