Gaya APA
EHRLICH, Paul R. & A.H. Ehrlich. (0).
Population resources environment ~ TS .
San Francisco:
W.H. Freeman and Company.
Gaya Chicago
EHRLICH, Paul R. & A.H. Ehrlich.
Population resources environment ~ TS.
San Francisco:
W.H. Freeman and Company,
0.
Buku.
Gaya MLA
EHRLICH, Paul R. & A.H. Ehrlich.
Population resources environment ~ TS.
San Francisco:
W.H. Freeman and Company,
0.
Buku.
Gaya Turabian
EHRLICH, Paul R. & A.H. Ehrlich.
Population resources environment ~ TS.
San Francisco:
W.H. Freeman and Company,
0.
Buku.