Gaya APA
Metzner, Joachim. (1987).
Ekofarming : bertani selaras alam .
Jakarta:
Yayasan Obor Indonesia.
Gaya Chicago
Metzner, Joachim.
Ekofarming : bertani selaras alam.
Jakarta:
Yayasan Obor Indonesia,
1987.
Text.
Gaya MLA
Metzner, Joachim.
Ekofarming : bertani selaras alam.
Jakarta:
Yayasan Obor Indonesia,
1987.
Text.
Gaya Turabian
Metzner, Joachim.
Ekofarming : bertani selaras alam.
Jakarta:
Yayasan Obor Indonesia,
1987.
Print.