APA Style
Agroecology. (1990).
New Yor:
McGraw-Hill Publishing Co.
Chicago Style
Agroecology.
.
New Yor:
McGraw-Hill Publishing Co,
1990.
Text.
MLA Style
Agroecology.
.
New Yor:
McGraw-Hill Publishing Co,
1990.
Text.
Turabian Style
Agroecology.
New Yor:
McGraw-Hill Publishing Co,
1990.
Print.