APA Style
AGRONOMY JOURNAL. (1990).
USA:
AMERICAN SOCIETY OF AGRONOMY.
Chicago Style
AGRONOMY JOURNAL.
.
USA:
AMERICAN SOCIETY OF AGRONOMY,
1990.
Text.
MLA Style
AGRONOMY JOURNAL.
.
USA:
AMERICAN SOCIETY OF AGRONOMY,
1990.
Text.
Turabian Style
AGRONOMY JOURNAL.
USA:
AMERICAN SOCIETY OF AGRONOMY,
1990.
Print.