APA Style
NASUTION, USMAN. (2002).
JURNAL PENELITIAN PERTANIAN (VOL. 21 (2), DESEMBER 2002).
MEDAN:
FAKULTAS PERTANIAN UNIVERSITAS ISLAM SUMATERA UTARA.
Chicago Style
NASUTION, USMAN.
JURNAL PENELITIAN PERTANIAN.
VOL. 21 (2), DESEMBER 2002
MEDAN:
FAKULTAS PERTANIAN UNIVERSITAS ISLAM SUMATERA UTARA,
2002.
Text.
MLA Style
NASUTION, USMAN.
JURNAL PENELITIAN PERTANIAN.
VOL. 21 (2), DESEMBER 2002
MEDAN:
FAKULTAS PERTANIAN UNIVERSITAS ISLAM SUMATERA UTARA,
2002.
Text.
Turabian Style
NASUTION, USMAN.
JURNAL PENELITIAN PERTANIAN.
VOL. 21 (2), DESEMBER 2002
MEDAN:
FAKULTAS PERTANIAN UNIVERSITAS ISLAM SUMATERA UTARA,
2002.
Print.