APA Style
PLANCK, Ulrich. (1993).
Sosiologi Pertanian .
jakarta:
Yayasan Obor Indonesia.
Chicago Style
PLANCK, Ulrich.
Sosiologi Pertanian.
jakarta:
Yayasan Obor Indonesia,
1993.
Text.
MLA Style
PLANCK, Ulrich.
Sosiologi Pertanian.
jakarta:
Yayasan Obor Indonesia,
1993.
Text.
Turabian Style
PLANCK, Ulrich.
Sosiologi Pertanian.
jakarta:
Yayasan Obor Indonesia,
1993.
Print.