APA Style
Klages, Karl H.W.. (1961).
Ecological crop geography .
Baltomore:
The Macmillan Company.
Chicago Style
Klages, Karl H.W..
Ecological crop geography.
Baltomore:
The Macmillan Company,
1961.
Buku Teks.
MLA Style
Klages, Karl H.W..
Ecological crop geography.
Baltomore:
The Macmillan Company,
1961.
Buku Teks.
Turabian Style
Klages, Karl H.W..
Ecological crop geography.
Baltomore:
The Macmillan Company,
1961.
Buku Teks.