APA Style
KLAGES, K.H.W. (1942).
ECOLOGICAL CROP GEOGRAPHY .
NEWYORK:
.
Chicago Style
KLAGES, K.H.W.
ECOLOGICAL CROP GEOGRAPHY.
NEWYORK:
,
1942.
Buku.
MLA Style
KLAGES, K.H.W.
ECOLOGICAL CROP GEOGRAPHY.
NEWYORK:
,
1942.
Buku.
Turabian Style
KLAGES, K.H.W.
ECOLOGICAL CROP GEOGRAPHY.
NEWYORK:
,
1942.
Buku.