Gaya APA
Eckholm, Erik P.. (1976).
Losing Ground; Environmental Stress and World Food Prospects (Cet. 10).
NEW YORK-LONDON.:
NORTON PROFESSIONAL BOOK.
Gaya Chicago
Eckholm, Erik P..
Losing Ground; Environmental Stress and World Food Prospects.
Cet. 10
NEW YORK-LONDON.:
NORTON PROFESSIONAL BOOK,
1976.
Text.
Gaya MLA
Eckholm, Erik P..
Losing Ground; Environmental Stress and World Food Prospects.
Cet. 10
NEW YORK-LONDON.:
NORTON PROFESSIONAL BOOK,
1976.
Text.
Gaya Turabian
Eckholm, Erik P..
Losing Ground; Environmental Stress and World Food Prospects.
Cet. 10
NEW YORK-LONDON.:
NORTON PROFESSIONAL BOOK,
1976.
Print.